Logo of Williams Inspection & Radon Services, LLC

Williams Inspection & Radon Services, LLC

  • 521 Hidden Valley Ln, Winchester, VA 22603
  • Commercial Roofing
  • Industrial Roofing
  • Licensed & Insured
  • TPO Roof
  • Asphalt Shingle Roof
Hours
Mon7:30 AM - 9:00 PM
Tue7:30 AM - 9:00 PM
Wed7:30 AM - 9:00 PM
Thu7:30 AM - 9:00 PM
Fri7:30 AM - 9:00 PM
Sat7:30 AM - 9:00 PM
Sun7:30 AM - 9:00 PM
About the Business

At Williams Inspection & Radon Services, we pride ourselves on our technical expertise and versatility in handling both residential and commercial projects. Based in Winchester, Virginia, our team specializes in roof inspections, roof vent installations, and gutter cleaning, ensuring that we address every aspect of your property’s needs. Our commitment to thoroughness and attention to detail allows us to manage complex projects from start to finish, providing you with durable and high-quality results. We understand the importance of organization and consistency in our work, which is why we approach each project with a well-coordinated strategy.

Whether you need a comprehensive inspection or a specialized installation, we are dedicated to delivering long-term value for our clients. Our ability to navigate intricate requirements and execute them flawlessly sets us apart in the industry. We proudly serve Winchester and the surrounding regions, ensuring your property is in capable hands.

What people say about “Williams Inspection & Radon Services, LLC”?

The majority of customers express strong satisfaction with Williams Inspection & Radon Services, highlighting the professionalism, thoroughness, and responsiveness of the technicians, particularly Matt and Josh. Many reviews emphasize the promptness of service and the clear communication throughout the inspection and installation processes. Customers appreciate how well the technicians explain their work and address any questions, contributing to a reassuring experience. Overall, the feedback reflects a high level of trust and confidence in the services provided, making it easy for customers to recommend the company to others.

What Users Like The Most
  • Matt is incredibly thorough, takes the time to explain everything in detail, and always makes himself available for questions or follow-up.
  • The technician arrived on time, was very polite, and explained what he was going to do to install the new radon fan.
  • His service was exceptional: the report was delivered quickly and presented in a way that was completely comprehensible.
  • We chose a method that looks very nice but is definitely a tougher install, and our tech ran the pipe beautifully.
  • Matt was very responsive, quick to action, and provided excellent service.
What Users Like The Least

Customers are fully satisfied

Recommended Reviews
Overall Company Rating
Excellent 5.0
Out of 60 reviews
5 stars
4 stars
3 stars
2 stars
1 stars
Show first:
Cara Vaughn
Jul 23, 2025

Matt is I can’t recommend Williams Inspection enough. Matt is by far the best home inspector I’ve ever worked with. He is incredibly thorough, takes the time to explain everything in detail, and always makes himself available for questions or follow-up. His professionalism is matched by his personal approach that immediately put me at ease and made me feel able to ask questions throughout the process. I will continue to recommend Matt to anyone in need of home inspection or radon services.

Nicole B.
Jul 18, 2025

I would definitely recommend Williams Inspection & Radon to all my friends. I was in a pinch, trying to get my radon mitigation system up to code to sell my home and Matt came out the next day and had it fixed. I called 2 other companies that didn't even call me back. Thanks Matt!

Greg Cyr
Jul 9, 2025

Williams... LLC was able to install a radon fan using the existing basement and garage radon pipes (within code--no living space above the garage) when the previous contractor failed a garage radon fan installation by installing it in the wrong location. They were then going to install the radon fan and pipes outside the house because they didn't know what else to do. Not only was the radon fan installed in the wrong garage location because it was primarily suctioning radon gas from under the dead-end radon pipe under the garage slab and barely suctioning from the basement sump pump, but that burned up the first fan. They replaced the fan, but it was never used again by them--I hired Williams... LLC before they could.
The Williams... LLC installation tech, Josh, knew immediately what the problem was with the initial radon fan installation and recommended a solution. Instead, he installed the radon fan in the garage using same existing pipe from the basement but in a different location with a slight modification to insert the radon fan. Now, I can hear the suction sound when standing by the sump pump cover.
Having the radon mitigation system installed outside the house was a major issue for me based on that cosmetic appearance and wanting to be able to use the existing radon mitigation pipes. The radon fan couldn't be installed in the attic like a "normal" installation with existing radon pipes because of the lack of clearance for a radon fan, but a knowledgeable contractor like William... LLC figured out an alternate, satisfactory solution. So, I highly recommend recommend them for your radon mitigation services.

James S
Jun 29, 2025

If you need a radon mitigation system, Williams Inspection & Radon Services is excellent. Josh activated my passive pipe system and fielded all my questions professionally. He thoroughly cleaned up afterwards and was polite. Thank you Josh!

James S.

Philip Fearnow
Jun 28, 2025

Technician arrived on time. He was very polite and explained what he was going to do to install the new radon fan. After inspecting the job, he stated he could probably do the job cheaper than originally quoted. Installation was professionally done and it was cheaper than originally quoted. I recommend Williams Inspection & Radon Services.

ronnie sabogal
Jun 12, 2025

Joshua was very professional, he arrived on time and explained what he was going to do. Very satisfied with the job.

Ashlyn Michelitch
Jun 12, 2025

We recently had Matt inspect our new build, and his expertise was invaluable. He meticulously identified every detail that could be improved, ensuring our peace of mind. His service was exceptional: the report was delivered quickly and presented in a way that was completely comprehensible, even for us without a construction background. We're very happy with his work and absolutely recommend him!

Edgar Terrero
Jun 11, 2025

Update: Matt got back in touch and I agreed to have him come out. And yeah, he does live up to all the glowing reviews. Within 1/2 hour, he located all the necessary Radon pipes (the builder I bought the house from had pre-installed 3-inch Radon vent pipes) and did all the work, which included the exhaust fan and the U-tube manometer. I already had an AirThings Radon monitor installed in the basement, and Matt's work definitely brought our Radon levels below 1.0 pCi/L! (In one of the pictures, you can see the huge down spike -- that coincides with Matt's installation).

He worked quickly and explained everything throughout, in terms I could understand. He even gave me tips for how to identify a potentially faulty fan, what to do if I replace my sump pump, etc.

Great work, and great guy. Came with a very professional and friendly demeanor. I would highly recommend them!

I'm leaving my original review below for posterity.

-------------- Original Review --------------------------

Based on the reviews, I'm sure they do great work -- if you can get them to come out, that is.

I contacted Williams Inspection for potential Radon mitigation work. Matt himself replied back via email -- very quickly. He was very professional, polite, and seems like he definitely knows his stuff.

After some minor back and forth and a very cordial phone conversation, we decided he was going to have someone from his team come out on a particular day. When the day came, he cancelled last minute, apologized and gave a reason. That's understandable, some jobs are probably bigger than they expect, and I'm pretty flexible, so it was all fine.

The main issue came when trying to reschedule. Despite repeated attempts at contacting Matt via text and email, I never heard from him again. Not a single word; complete radio silence. So now I'll just have to go with a different contractor for the radon mitigation. It's a shame because the previous communication had been going so well. I do wish this company the best and again, seems from the reviews that they do great work. I'll just never get to find out.

J. Richard Casuccio
Jun 5, 2025

The team knows their stuff and is sensitive to our concerns both scientific and aesthetic. We have a home that is nearly a 100 years old which presents several problems and quirks and multiple seps were required to solve the radon issue. Josh and the Williams the always had a plan to get the job done.

Kimberly Michelitch
May 25, 2025

Matt was very detailed and thorough. Great job and very pleased with his work, would highly recommend him. Thanks again Matt!

Kevin Whalen
May 24, 2025

Josh Was thorough detail oriented and explained everything that he was doing or needed to do. I couldn’t be happier with the job.

Jennifer Elkhouri
May 19, 2025

Clean, professional install of our radon mitigation system. We chose the method that goes through a crawl space in our master bedroom through the roofline, which looks very nice but is definitely a tougher install. Our tech ran the pipe beautifully from the basement through the garage and up through the crawl space. Very friendly and knowledge team. I would highly recommend Williams for radon mitigation installation!

Judith Grant
May 18, 2025

I live out of state and used Matt to inspect a home I was buying in White Post, VA. He was very thorough with his inspection and easy to work with. His report was submitted in a timely manner and was written where the lay person could understand it. I would not hesitate to recommend him to others. Thanks Matt for your hard work!

Vicky Noufal
May 12, 2025

I could not recommend Matt more for radon remediation. I worked with a national radon company and had multiple failed visits and retests and we kept failing the radon test. Matt was able to quickly diagnose and fix the problem, so thankful for him! Vicky Noufal, Team Owner of The Platinum Group Team

Rob J
May 10, 2025

My wife and I had a radon mitigation system installed, amazing company fantastic customer service excellent all around.
I would highly recommend this company ,I would absolutely use them again if needed.
GREAT JOB!

Barb Wilhelm
May 1, 2025

After discovering a propane smell Matt left for safety reason and were able to have the sellers resolve the problem. He was kind to come back out to do the final inspection without any additional charges. Matt was very thorough and super easy to work with. Thanks so much Matt for being flexible to complete the inspection skillfully.

Brigitte
Apr 27, 2025

Josh, lead technician, was excellent. He was very professional, knew what he was doing and went straight to it. Our system is very quiet. We should’ve had it done years ago. Williams Inspection gave us a fair price, Matt Williams is local and came highly recommended by our realtor.

Natalia Foil
Apr 24, 2025

I received home inspection and radon inspection services from Matt Williams three times by now, and he has been always very puctual with keeping the appointments, thorough with the inspections, and timely in providing written inspection reports . I highly recommend Matt's services to homeowners. He is very reliable, knowlegeable, and provides good value for money.

Brett Salmiery
Apr 24, 2025

Matt was very responsive, quick to action, and provided excellent service. I will use Williams inspection for all future radon needs, and will be my go to future home inspection service needs. Thanks Matt!

Don Beyer
Apr 21, 2025

Matt was incredibly thorough, with photos and explanations of every thing he discovered. I am confident that we will have a very sound home -- once we fix the items he uncovered. It might have taken us years (and a few disasters) to have handled all this on our own.

Deanna Pifer
Apr 18, 2025

Peace of Mind! Matt came lightning fast and fixed our preexisting radon system (when the original installer wouldn't return my text or phone calls). He was very friendly and professional and would highly recommend him.

Lisa Dionne
Apr 18, 2025

Highly recommended from neighbors and they did not disappoint! Very reasonable pricing and got us right in the queue for our radon mitigation. The technician took time to answer all of our questions. So impressed with them; I’ve booked a home inspection appointment later in the summer. Five stars!

DAVID REICHLEY
Apr 10, 2025

Really nice to have someone like Matt to help with an 11 month inspection. His professionalism and knowledge were very comforting for a senior homeowner that is up against a homebuilder that has made things pretty but not necessarily the best workmanship. Can't rate Matt high enough, 6 stars. And what a pleasure to deal with, well worth the money.

David Gilbert
Apr 8, 2025

Josh Gogolin with Williams Inspection & Radon Services provided prompt, professional service, installing a radon mitigation system in our Frederick County home after a test revealed high radon amounts. Thanks Josh!

Patrick Rodgers
Apr 1, 2025

Update: Matt reached out an apologized for the mix up on communication. He came right. Think we are on the right patch for fixing our system. Very knowledgeable.
Called Last Monday. No return call. Only texted me. Said he would be out on Friday. No Show. No Follow Up!

Sandra Miller
Apr 1, 2025

Exceptional business to deal with. They did the work that needed done in a timely manner. They were very kind to me. I would recommend them to anyone.

Sean Nolen
Mar 20, 2025

Matt is awesome to work with. He first listened to all the concerns that I noticed and took a deeper look into them. He went around doing his inspection and when complete he walked me through everything he saw a concern with and provided some advise.

Mike
Mar 15, 2025

Williams Inspection and Radon Services did a wonderful job installing a radon reduction system for our home. Josh Gogolin performed the install, demonstrating superior expertise. His work was meticulous and highly professional. He went the extra mile to address even the smallest details and explained all aspects of how the system worked. We could not be more pleased with our experience working with Josh and Williams Inspections and Radon Services. Highly Recommended!

Jake L
Mar 14, 2025

Matt was so good we used him for two houses. Very knowledgeable and professional, a dream to work with. If/when we need another home inspection there's no double we'll call Matt in a heartbeat.

ALMA EPPS
Feb 23, 2025

Matt Williams of Williams Inspection and Radon performed the initial inspection and 11 month inspection on my home. During the recent inspection, he followed up on issues identified during the initial inspection and discovered additional areas of concern. In addition to providing a written report, he took time to go over the report and walk me through the issues. He appears to have conducted a thorough inspection of the home and continues to be available for any follow up questions. I highly recommend Williams Inspection and Radon, LLC.

Cathy S
Feb 14, 2025

Our 30 year old home, which we've lived in for 12 years, was built with a passive radon remediation system. We decided to add a fan to the system after hearing about it from our neighbors. Josh From William Inspections came out and found that there was a flaw in the system that was actually causing a mystery leak in our basement. And, oh by the way, without a fan the "passive" system really WAS passive and did nothing. Josh gave us a few ideas about solving the "problem" and came back about a month later with a simple solution, and the system has been working fine ever since. We are SO happy that we chose Williams for this work, and now have a system that really takes care of the Radon.

Brian Long
Feb 12, 2025

Matt was professional, thorough, and willing to answer any questions that came his way throughout the process. I highly recommend him and his business!

Jeffrey Thrane
Feb 9, 2025

I recently had Williams Inspection perform a pre-drywall inspection. The complete process was quick and easy at a reasonable cost. They were very accommodating to my restrictive time constraints, good communication throughout and a detailed comprehensive report at completion.
I recommend this company for your construction inspection needs.

Danielle Spriggs
Feb 1, 2025

Josh was fantastic! Very experienced and thorough. He explained every step clearly and even had to deal with tricky electrical issues at our new home.

Jon Armstrong
Jan 30, 2025

Bob was excellent! Extremely detailed, cooperative and excellent communicator. So glad we switched to Williams for our final inspection. Thank you!

Myra Boneta-Lisbeth
Jan 21, 2025

We chose Matt for our home inspection / radon test because he came so highly recommended by so many of our new neighbors. They were right! He inspected our new home prior to our 11 month warranty inspection and we were extremely pleased with his thoroughness, ability to explain everything and answer all our questions, and his attention to detail. We even received his detailed report the following day! When he stopped by to pick up his radon equipment he also made sure to check to see if we had any follow-up questions. We would highly recommend him to our friends and neighbors.

Patricia Larimore
Jan 17, 2025

Quick to respond; answered all our questions about the radon system we put in our home; friendly. I recommend Williams Inspection & Radon to all my clients.

George Stickman
Jan 17, 2025

The installer did a great job and was very respectful of our house.He did a fast installation but neat job.
The system works perfect and lowered radon levels from 10 down to acceptable levels within a couple of days. And unlike some contractors who would take advantage of the situation and jack up prices Williams gave me a fair estimate up front and stuck to it.

Brian S
Jan 13, 2025

Matt inspected the home with great thoroughness, documenting everything really well...in words and pictures. He answered all my questions and took time to show me his findings first-hand. I would definitely recommend Williams Inspection Services.

Marie Lockcuff
Jan 12, 2025

Matt was great to work with! He walked me through the process at a pace I could understand, gave approx costs/estimates and came out even when the home was covered in snow!! Will definitely be open to using his services again!

Camila Ramirez
Jan 8, 2025

Very thankful for Matt’s expertise and professionalism during our home inspection. He was very patient explaining along the way and providing important insight to the process! Highly recommend!

Keith Mullins
Dec 22, 2024

Extremely satisfied with the service we received. Inspection revealed many things we would never seen. Staff was on time and very thorough. Highly recommend this home inspection company to anyone looking into buying a home or property

xc yang
Dec 15, 2024

Everyone is professional from the company, certified by NRSB/NRPP. It took only a couple of days from the initial contact to installation of a radon mitigation system per EPA guidelines. The follow up testing was done promptly and the system is working efficiently and quietly. Highly recommended!

Kimberly Beach
Dec 13, 2024

So responsive and did a great job and got us to closing with the new radon system. Thanks for a great experience.

T L
Dec 4, 2024

We received excellent service from Williams Inspection and Radon Services. They answered all of our questions and explained the process very well. They were always on time and very professional. I would recommend them without hesitation.

Sheryl Pavlinac
Nov 25, 2024

I would highly recommend Williams Inspection & Radon Services. They did and excellent job inspecting my home for a warranty review. Very professional. I had my report the next day. I appreciated that I could get the full report and also a summary. Excellent service.

JP
Nov 13, 2024

Williams Inspection and Radon Services did a fantastic job. The home I purchased tested at 28 pCi/L and they were able to reduce it to 3.3 pCi/L which is below the EPA threshold. They stayed in regular contact with me throughout the entire installation process and completed everything in a timely and professional manner. I would highly recommend them if you have high levels on radon in your home!

Dave Rheaume
Nov 13, 2024

My family and I recently submitted an offer on a home. Due to previous health conditions, I couldn't put my wife in a home that wasn't up to par with inspection items that may come up but more importantly, high radon levels. After research and fielding responses from numerous folks throughout the community, we were referred to Matt (Williams Inspection & Radon). He was able to fit us in quickly as our closing was coming up in short order. The day of the inspection, he was kind and courteous and took the time to explain everything we were looking at, as well as all the items throughout the house that he meticulously scrutinized to ensure we had piece-of-mind. Without reservation, I highly recommend Williams Inspection & Radon Services for all or your home inspection and radon needs. On top of it all, he's a great guy with what seems to be good family roots. A+++, Matt. Thank you for everything you've done for our family.

Paige Sigmon
Nov 2, 2024

Great company, professional and really well trained and efficient staff, install was a breeze and perfect result! Can’t recommend more!

James Hamilton
Nov 2, 2024

Could not ask for a better experience. Matt and his team are very thorough and diligent, and you can tell they genuinely care about the well being of your home, to every inch of their inspection. As a first time home buyer, things like this can be scary, but I would feel confident using these guys!

Jennifer Gaylor
Nov 1, 2024

Matt is fast, efficient, and a great communicator- texted me throughout the process to update his timeframe, let us know when he was finished, and how we could access the report. With so many balls in the air when buying a new home, having that constant communication was reassuring. Highly recommend!

Jim and Darlene Burchfiel
Oct 31, 2024

Matt Williams is very thorough, and his experience and knowledge of locating potential problems gives the homeowner a sense of comfort and assurance. Matt has provided radon mitigation and home inspection for us, and I highly recommend Williams Inspection and Radon Services, LLC, to anyone in need of the services that they offer.

Steve Weeber
Oct 29, 2024

Bob was great to work with, thorough, and answered all of our questions. He identified a structural issue that had been missed by 2 previous inspections. Great experience.

Jeremy Marcalus
Oct 26, 2024

Very quick and efficient. He talked me through everything that needed to be fixed or updated. Very easy to talk to. Will definitely recommend to friends and family looking to buy a house in the future.

Mollie Renninger
Oct 25, 2024

So helpful from the first phone call… did not really know what to expect but they walked us through the process and made us feel included and answered many questions that we had! Best decision ever to go with Williams.

Corey Gilroy
Oct 20, 2024

Bruce inspected the property my wife and I are planning on buying and he did an outstanding job. Extremely knowledgeable. Very helpful in talking home maintance and damage prevention. He spend almost 6 hours with us. I never write reviews but here I am. Thanks Bruce!

Elizabeth Clark
Oct 20, 2024

Matt did an excellent job with our home inspection! He spotted things we never would have known about otherwise and was very thorough. Pricing is very reasonable and lower than we expected. 10/10!

Shirley Meeks
Jan 8, 2024

Matt was very professional and listened to my concerns. Spent a couple of hours checking everything throughout the house. I would highly recommend his service.

Jordan Butts
Sep 18, 2023

Responsive, available, respectful, always spot on! Always shows up and gets the job done as promised, they have done multiple radon services for me.

LINDA NICKLYN
Aug 12, 2023

We needed radon remediation, so we called Williams Inspection. Joshua was very professional and informative. The remediation was completed and he took the time to talk us through what had been done. I highly recommend them!

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137 locals recently requested a quote
  • 521 Hidden Valley Ln, Winchester, VA 22603
  • Commercial Roofing
  • Industrial Roofing
  • Licensed & Insured
  • TPO Roof
  • Asphalt Shingle Roof
Hours
Mon7:30 AM - 9:00 PM
Tue7:30 AM - 9:00 PM
Wed7:30 AM - 9:00 PM
Thu7:30 AM - 9:00 PM
Fri7:30 AM - 9:00 PM
Sat7:30 AM - 9:00 PM
Sun7:30 AM - 9:00 PM
We Answer Frequently Asked Questions
Pricing questions
1. What is the average roof replacement cost for a residential home?
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The average roof replacement cost for a residential home typically ranges from $7,000 to $15,000, depending on factors such as roof size, chosen materials, roof pitch, and labor rates in your area. Premium materials or complex designs may increase the price.

2. How much does it usually cost to replace the roof of a commercial building?
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The cost to replace the roof of a commercial building typically ranges from $5 to $12 per square foot, depending on several factors such as roof size, material, labor rates, building type, and local code requirements.

3. What factors affect the overall roof repair cost?
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Several factors influence roof repair cost, including the extent of the damage, roof accessibility, material type, labor costs, and whether it’s a general repair or an emergency fix. Minor repairs can start around $150–$400, while major repairs may exceed $1,500.

4. What is the typical roof leak repair cost, and how is it calculated?
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Roof leak repair cost generally ranges from $300 to $800, depending on the size and location of the leak, the materials required, and labor intensity. Complex leaks involving structural repairs or interior damage will cost more.

5. What is the average flat roof repair cost for commercial buildings?
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Flat roof repair cost for commercial properties usually ranges from $500 to $3,000, depending on the roofing material (TPO, EPDM, PVC), the extent of the damage, and roof accessibility.

6. How much is the mobile home roof replacement cost compared to traditional homes?
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Mobile home roof replacement cost typically ranges from $3,000 to $8,000, making it generally more affordable than traditional home roof replacements, due to smaller size and simpler structure.

Service questions
1. Should I stay home during roof replacement?
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It's not necessary to stay home during roof replacement. Roofing work is noisy and can cause vibrations inside the house, which might be uncomfortable. Most homeowners choose to leave during major parts of the project, but our team ensures safety and keeps you updated, whether you're home or not.

2. How long does roof replacement take?
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The timeline for a roof replacement typically ranges from one to three days, depending on the size and complexity of the roof, weather conditions, and material type. Larger or more intricate roofs may take a bit longer, but we always aim for efficient, timely completion.

3. How to hire a roofing contractor?
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To hire a roofing contractor, start by researching local companies with good reviews and proper licensing. Request quotes from multiple contractors, verify their insurance and certifications, and ask for references. Always ensure you get a written contract that outlines the scope of work, timeline, and payment terms.

4. How to check if a roofing company is legit?
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Check if a roofing company is legit by verifying their business license, insurance, and local certifications. Look for memberships in professional associations, read customer reviews, and ask for recent project references. A legitimate company will be transparent and provide all documentation upon request.

5. How to choose a roofing company?
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When choosing a roofing company, consider their experience, customer reviews, warranty offerings, and quality of materials. Make sure they provide clear communication, detailed estimates, and a solid portfolio of completed projects. Local expertise is also a major advantage for understanding regional roofing needs.

6. How do you know if your roofing contractor is ripping you off?
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Warning signs that your roofing contractor might be ripping you off include vague contracts, pressure to pay large upfront deposits, lack of proper documentation, and unexplained price increases. Always ask for itemized estimates and written guarantees, and avoid contractors who avoid answering your questions directly.

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