Duncan Insulation serves Marlow, OK with blown-in insulation, spray foam, attic insulation, and crawl space solutions. We have served Stephens County homeowners since 2016 and respond to every inquiry within 1 business day - with free written estimates and no obligation.

Marlow's older homes - many built in the 1950s and 1960s with minimal insulation - are strong candidates for attic blown-in upgrades. The material fills around framing, pipes, and ductwork evenly, which is exactly what you need in older wood-frame attics with irregular construction. Learn more about our blown-in insulation service.
Attics in Marlow homes are the primary escape route for conditioned air during summer and winter. Temperatures in an uninsulated or under-insulated Marlow attic can climb well above the outdoor air temperature, putting serious strain on the cooling system and inflating monthly bills.
For homes where the crawl space is damp or the rim joist area has air leaks, spray foam provides both insulation and a moisture barrier in one application. It is the most durable solution for Marlow homes that sit on pier-and-beam foundations with clay soil moisture problems.
Older Marlow homes built on pier-and-beam foundations have exposed crawl spaces that are vulnerable to Oklahoma's moisture swings. Insulating and sealing the crawl space reduces cold floors, musty odors, and the structural risk that comes from long-term moisture exposure.
Oklahoma wind is relentless, and gaps at top plates, around plumbing penetrations, and at the rim joist in older Marlow homes let conditioned air escape constantly. Sealing those air pathways before or alongside insulation upgrades makes both improvements more effective.
Stephens County's clay-heavy soil releases moisture year-round, and homes without a proper ground-level vapor barrier in the crawl space accumulate that moisture in the subfloor and lower wall framing over time. A vapor barrier is often the first step before any other crawl space work.
Marlow is a small city of roughly 4,500 to 5,000 people in Stephens County, and a large share of its housing was built before 1980. Many homes date to the 1940s and 1950s, when insulation standards were minimal and wood-frame construction with brick veneer was the norm. Decades of Oklahoma weather - scorching summers, hard winter freezes, and frequent severe thunderstorms in spring - have taken a toll on those original insulation materials. A home built 60 or 70 years ago without any insulation updates has likely been leaking conditioned air and accumulating moisture problems for most of that time.
Stephens County sits on clay-heavy soil that swells when it rains and shrinks during dry summers. That ground movement is a constant source of moisture pressure on foundations, crawl spaces, and any insulation installed in contact with the subfloor. Homes on pier-and-beam foundations are especially vulnerable. The combination of an aging thermal envelope and a moisture-active soil environment means that Marlow homeowners who have not addressed their insulation in recent years are very likely heating and cooling a house that works against them. The USDA Web Soil Survey confirms the expansive clay classifications that affect this county.
Our crew works throughout Marlow regularly, and we understand the local conditions that affect insulation work here. We pull permits through Stephens County when required and are familiar with what local jobs typically need. Marlow is roughly 15 miles north of Duncan along US Highway 81, which is the main north-south corridor through Stephens County. Most of the homes we see here are single-family detached houses on individual lots - many with detached garages or carports - and a significant number were built before 1970 with wood framing and brick veneer exteriors.
What sets Marlow homes apart from newer construction is the combination of original shallow attic insulation, sometimes no wall cavity insulation at all, and pier-and-beam crawl spaces that are either uninsulated or have degraded fiberglass batts. Marlow is known locally as the City of Elms, and the older tree canopy in established neighborhoods does provide some shade - but it does not replace what proper attic and crawl space insulation can do for a home's comfort and energy use.
We also serve homeowners in the surrounding areas. If you are in Elmore City, OK, we cover that area on regular routes and can typically schedule visits there efficiently. Homeowners in Duncan, OK are served from our home base and receive the same 1 business day response.
We respond to Marlow inquiries within 1 business day. Let us know your address and what you are concerned about - high bills, comfort issues, or a specific area of the home - so we can come prepared.
We inspect your attic, crawl space, and any other areas of concern. We measure existing R-values, check for air leaks, and look at moisture indicators. You receive a written estimate before we leave with no obligation.
Our crew handles the full installation. Marlow's older wood-frame homes often have quirks - irregular framing, added additions, or layers of old insulation - and we adjust our approach to fit the actual conditions we find.
We walk through the finished work with you before we leave. Spray foam jobs include a specific re-entry window. We answer any questions about ventilation, maintenance, or what to watch for going forward.
We serve Marlow and all of Stephens County. Call or submit your information and we will respond within 1 business day with a free on-site estimate.
(580) 860-0708Marlow is the county seat of Stephens County and sits along US Highway 81 between Duncan to the south and Chickasha to the north. With a population of roughly 4,500 to 5,000 residents, it is a tight-knit community where most people have lived for many years. The residential character is almost entirely single-family homes on individual lots, with a traditional downtown core along Main Street. A large share of the housing stock dates to the mid-20th century, with brick veneer and wood-frame construction as the dominant styles. Homeownership rates here are high, and residents tend to stay in their homes long-term and invest in keeping them up.
Marlow is situated in the heart of Stephens County's oil and agricultural region. The local economy has long been tied to energy production and farming, which shapes a practical, no-nonsense approach to home repairs - people want honest work at a fair price. The community is also close to Chickasha, OK about 25 miles north, and many Marlow residents make that drive for larger retail and services. For home improvement work, though, local contractors who actually know the area are strongly preferred. We also serve homeowners in Comanche, OK, just a few miles east of Marlow along State Highway 29.
We are based in Duncan, about 15 miles south of Marlow along US-81, and we serve homes throughout Stephens County on a regular basis. We know what older homes in this area are built like and what they typically need.
All installations are performed by licensed and insured technicians. That protects your home during the work and protects its value if you sell down the road.
We respond within 1 business day and provide a written estimate before any work begins. No verbal quotes and no pricing surprises after the job is done.
From attic blown-in to crawl space spray foam to vapor barriers and air sealing, we handle every part of the thermal envelope without subcontracting any of the work.
Every job we do in Marlow is handled by our own crew - no subcontracting. That means the same quality of work and the same accountability on every project, whether it is a small attic top-up or a full crawl space conversion.
High-density foam offering maximum R-value and moisture resistance.
Learn MoreProfessional insulation solutions for businesses and commercial buildings.
Learn MoreBlocks ground moisture from entering your home through the crawl space.
Learn MoreReduces humidity and moisture damage in walls, floors, and ceilings.
Learn MoreCall us today or submit your information online. We serve all of Marlow and Stephens County and will respond within 1 business day with a free written estimate.