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Serving Durango, CO and surrounding areas. (970) 844-8919
Cold floors and that musty spring smell are signs ground moisture is rising into your home. A properly installed vapor barrier cuts off the source and protects your floors, insulation, and framing.
Crawl space vapor barrier installation in Durango means laying heavy-duty plastic sheeting across the bare dirt floor of your crawl space to block ground moisture from rising into your home. For most single-family homes, the work is done entirely under the house in one to two days. Without it, soil moisture moves upward into your floor joists, insulation, and living spaces every day, quietly causing damage you may not notice until it is expensive to fix.
Many Durango homes were built before moisture protection was standard practice, especially in older neighborhoods like Animas City and the historic downtown core. If your home was built before the 1990s, there is a real chance it has no barrier at all, or one that has degraded beyond usefulness. Getting a professional to look under your house is worth it even if you have not noticed any obvious problems yet. Hidden moisture damage builds slowly and is often invisible from inside the home.
Vapor barrier work pairs naturally with crawl space insulation - addressing moisture and thermal protection together in one visit is more efficient and more effective than returning for each piece separately.
If your hardwood or tile floors feel cold underfoot during Durango winters despite your heating system running normally, moisture and cold air rising from an unprotected crawl space is a likely cause. A vapor barrier, combined with proper insulation, helps keep that cold ground air from reaching your living space. This is one of the most common complaints homeowners bring up after a cold snap.
A musty smell that gets stronger in late spring, right after Durango's snowmelt season, is a classic sign that moisture is rising from your crawl space into your home. That smell is often the first sign of mold or mildew growing in a damp crawl space. If it fades by summer and comes back the following spring, the pattern is a strong signal that your crawl space needs attention.
If you peek into your crawl space and see exposed soil with no plastic sheeting covering it, you have no vapor barrier at all. This is common in Durango homes built before the 1990s. Even if you have not noticed any symptoms yet, bare dirt in a crawl space is actively releasing moisture into your home's structure every day.
If you can see plastic in your crawl space but it looks damaged, shifted, or has large gaps where the ground is exposed, it is no longer doing its job. Old vapor barriers degrade over time, especially in crawl spaces that have had any foot traffic or pest activity. A damaged barrier can trap moisture in pockets rather than protecting the space evenly.
Every job starts with a hands-on assessment. We crawl into your space and look at the size, accessibility, any existing moisture damage, and whether old material needs to come out first. From there we install heavy-duty polyethylene sheeting across the entire floor, overlap every seam by at least a foot, tape them with seam tape rated for damp environments, and run the material up the foundation walls so there are no edges where moisture can sneak through. You will not have workers moving through your living space - everything happens entirely under your house.
For homes that need more than a ground cover, we also coordinate full vapor barrier installation that includes wall coverage and additional sealing, and we pair that work with crawl space insulation for homeowners who want to address both the moisture and the thermal sides of the problem in a single project. Handling both together is more cost-effective than two separate visits.
Best suited for homes where the primary issue is bare dirt releasing moisture upward - covers the floor completely and stops the moisture at the source.
Best suited for homes with persistent humidity, standing water history, or crawl spaces being converted to usable storage - seals walls and floor together.
Best suited for older homes where the existing plastic has degraded, torn, or shifted and is no longer providing reliable moisture protection.
Best suited for homeowners who want to address both cold floors and moisture in one project, pairing vapor protection with crawl space insulation above it.
Durango sits at roughly 6,500 feet elevation and sees cold winters with temperatures that regularly drop below 10 degrees F, followed by warm spring thaws. That repeated freeze-thaw cycle pushes moisture up through the soil and into crawl spaces more aggressively than in lower-elevation towns. The snowmelt from the San Juan Mountains sends a significant amount of water into La Plata County soil every spring, raising the water table temporarily and pushing more moisture into crawl spaces than homeowners typically expect. Homeowners in Durango often notice moisture problems in late spring, right after the ground thaws, which is also one of the best times to schedule a vapor barrier installation.
Durango's semi-arid climate can create a false sense of security. The air often feels dry, but ground moisture does not come from the air - it comes from the soil itself, which holds water from snowmelt and rain long after the surface looks dry. Crawl spaces in dry-climate cities can have significant moisture problems that are easy to overlook until damage has already occurred. Homeowners in surrounding communities like Bayfield face the same seasonal ground pressure and benefit from the same protection. The EPA notes that controlling moisture is the most important step in preventing mold growth in homes.
When you reach out, we ask a few basic questions - the size of your home, whether there is an existing barrier, and whether you have noticed any specific problems like smells or cold floors. We will respond within one business day and get you on the schedule. Spring is our busiest season, so calling ahead pays off.
Before any work begins, we physically go into your crawl space to see what we are working with. We check the size, how easy it is to move around, whether there is any existing moisture damage, and whether any prep work is needed. This visit is also your chance to ask questions and get a written estimate.
If your crawl space has standing water, debris, or old damaged plastic that needs to be removed, that happens before the new barrier goes in. We will tell you clearly if this is needed and what it adds to the timeline. Your only job is to clear any stored items and make sure the access point is easy to reach.
The crew works entirely under your house, lays the heavy-duty sheeting across the full ground surface, overlaps and tapes every seam, and runs the material up the foundation walls. Most jobs finish in one day. Before leaving, we show you photos of the finished work so you can confirm complete coverage and no gaps.
Free estimates, written quotes, and no pressure. We respond within one business day.
(970) 844-8919Hiring someone to work in a part of your home you cannot easily see can feel like a leap of faith. That is why we show you photos taken inside the crawl space, or walk you to the access point, before we pack up. You are not just taking our word for it - you can see that every inch of ground is covered and every seam is sealed.
Durango's freeze-thaw cycles and San Juan snowmelt create crawl space conditions that are more demanding than in lower-elevation towns. We have worked on homes across La Plata County and understand what the soil does here in spring. That local knowledge shapes how we approach each job - from timing recommendations to barrier thickness.
We do not quote jobs we have not seen. Every estimate comes after an in-person assessment of your crawl space, and it is written so you can compare it at your own pace. No surprise charges on installation day. The scope of work and the price are clear before any work begins.
We use heavy-duty polyethylene sheeting that holds up when future tradespeople - plumbers, HVAC technicians - need access to your crawl space. Thinner materials tear easily and stop doing their job after any foot traffic. The right material, installed correctly, can last 20 years or more without needing replacement.
These proof points matter because crawl space work is invisible once it is done. You deserve a contractor whose track record and process give you confidence in what is under your house, not just reassurance that the job was completed.
Full vapor barrier installation including wall coverage and additional sealing for homes that need more than a ground cover.
Learn MoreInsulate the floor joists and crawl space walls to reduce heat loss and keep your living spaces warmer in winter.
Learn MoreSpring snowmelt is the busiest season for crawl space moisture problems. Call now to get on the schedule before the ground saturates.