Attic Spray Foam Insulation of Raleigh, Durham & Cary
According to the United States Department of Energy, a house can lose up to 45% of its energy through the attic.
The problem with conventional attic insulation is that attic vents used in conjunction with recessed lighting fixtures and other penetrations through the sheetrock ceiling create an air leakage path from the inside of the house to the outside, and visa versa. These air leakage paths mean that dust, noise, hot attic air, insects … have a ready access path into the indoor environment. A properly sealed attic by Crawl Space and Basement Technologies can remedy this situation saving you 40-50% on heating and cooling costs.
Does My Home Have Uncontrolled Air Leakage?
Look for the following signs:
- Cold drafts
- Hard-to-heat rooms
- Dark stains on the edges of the carpet near the baseboard
- Windows that always seem to have condensation on them
- Musty Odors & Other Signs of Mold
- Indoor Environment is too Humid or Dry
Insulating your house helps to maintain a comfortable living environment by maintaining a comfortable inside temperature and reducing your energy costs.
The main purpose of insulation is to create a barrier around the building, that is, over the roof, on the wall, and beneath the floor. Creating this barrier reduces the amount of heat entering the home on a warm day, and reduces the amount of heat loss on a cold day.
The diagram below illustrates the different ways that heated/cooled air is lost in a normal house.

What Are the Benefits of Spray Foam Insulation?
- Save on Utility Bills. Spray foam insulation from Crawl Space & Basement Technologies expands around every void and seals all air infiltration which is the primary source of energy loss.
- Breath Clean Air. Spray foam insulation eliminates air infiltration and seals a home tight. This results in premium indoor air quality because dust, fiber, pollen and other pollutants have no way in. Our foam application emits no VOC’s or CFS’s during application or throughout the life of the product. Our spray foam insulation eliminates breeding grounds for mold because it eliminates the entry of mold spores and prevents moisture accumulation.
- Creates Structural Strength. The application of spray foam actually strengthens a building’s structure. The expanding foam fills the gap between each wall, floor or roof cavity. The studs, joists and sheeting are bonded together creating optimum structural strength. After curing, spray foam is durable and will not shrink, settle or disintegrate over time.
- Reduce Noise Levels. Sound travels through the gaps and cracks between your walls and around your windows and doors. Sealing those gaps helps reduce ambient noise and create a comfortable living environment.
- Keeps Pests Outdoors. We love our environment, but we would rather the pests and rodents stay outside. Spray Foam Insulation creates an excellent barrier for keeping pests outside.
- Reduce Humidity & Mold. Moisture breeds mold. When you have gaps and cracks around your house, humidity levels remain high. This is what causes condensation and sometimes even frost to develop on your windows. Warm, moist air rises and the moisture permeates your ceilings and attic. This can cause mold growth that you may never see, but will ultimately cause wood rot and home damage, and possibly even health issues for allergy-sensitive family members.
- Tax Savings. Many energy saving home improvements qualify for a tax deduction, including foam insulation.
- Reduces HVAC Requirements. Spray foam insulation allows the HVAC equipment load to be reduced and decreases maintenance and wear on the system.
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Positive Features |
Open-Cell Spray Foam |
Close-Cell Spray Foam |
Fiberglass Batts |
Cellulose |
Blow-In Fiberglass |
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R-Value per inch |
3.7 |
7.0 |
3.5 |
4.0 |
3.2 |
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Seamless Air Barrier |
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Perfect Fit |
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No Ozone-Depleting Chemicals |
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No Formaldehyde |
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No Harmful Emissions |
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Allows Downsizing of HVAC |
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No Shrinking & Sagging |
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Reduces Airborne Sound Transfer |
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Not Damaged by Water |
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Stops Airborne Moisture Transfer |
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Prevents Mold |
Receive a $375 Rebate on Attic Spray Foam Insulation
Looking for ways to save money on your energy bills? With Progress Energy’s new Home Energy Improvement Program, you can get cash rebates to help you make your home more energy efficient. The increase in energy savings you’ll gain will reduce your energy bills for years to come. We are proud to be a Progress Energy PreQualified Contractor.
Talk to the Attic Spray Foam Insulation Experts.
Our team of Spray Foam Specialists are here to help you make the best decisions for your home and your budget. We want our customers to be educated about our products and to show you how you can improve the environment in your home.
You can enjoy all of the benefits of spray foam insulation from Crawl Space and Basement Technologies. Just contact us today for your free in-home evaluation and to save 5% on your spray foam insulation project.


