Crawlspace Insulation

Premium Crawlspace Insulation Products

Protect your home with premium crawlspace insulation designed for long-lasting energy efficiency and moisture protection.
Our high-quality insulation products not only help regulate your home's temperature year-round but also enhance the overall effectiveness of your crawlspace encapsulation system. Whether you need to insulate walls, piers, or floors, we offer durable, easy-to-install solutions built to perform in the challenging environment of a crawlspace.

Insul Barrier Foundation Blanket
$117.50

The Insul Barrier Foundation Blanket is a high-performance insulation and vapor barrier solution designed specifically for crawl space and basement applications. This 4-foot by 25-foot roll provides 100 square feet of thermal protection and moisture control, helping to improve energy efficiency and reduce humidity in your foundation space.

Made from durable closed-cell foam with a heavy-duty reflective facing, this blanket reflects radiant heat while acting as a moisture barrier against ground vapor. It’s flexible, lightweight, and easy to cut and install with mechanical fasteners or adhesive.

Key Features:

  • Covers 100 sq ft (4 ft x 25 ft roll)

  • Ideal for crawl space and basement wall insulation

  • Acts as a vapor barrier and thermal reflector

  • Closed-cell foam core resists moisture, mold, and mildew

  • Increases home energy efficiency and indoor air quality

  • Easy to install on walls, rim joists, and foundation surfaces

Applications:

  • Crawl Space Wall Insulation

  • Basement Foundation Blanket

  • Vapor Barrier Under Skirting or Between Floor Joists

  • Residential & Light Commercial Use

Radiant Shield Pro Plus Cross Woven Padded Vapor Barrier
$375.00

The Radiant Shield Pro Plus Cross Woven Padded Vapor Barrier is a premium insulation and moisture protection solution designed for crawl spaces and basements. This heavy-duty, 6-foot by 125-foot barrier features a cross-woven design for enhanced durability and tear resistance, with an added padded layer for superior insulation and cushioning.

With a silver reflective surface on one side and a clean white finish on the other, this radiant barrier reflects heat while providing a clean, finished appearance. It serves as a vapor barrier to help reduce humidity, prevent mold and mildew growth, and improve energy efficiency in crawl spaces, basements, and other enclosed environments.

Key Features:

  • Size: 6 feet wide by 125 feet long (750 sq ft)

  • Color: Silver (reflective) / White (facing)

  • Material: Cross-woven polyethylene with padded insulation

  • Function: Vapor barrier + radiant heat reflection

  • Applications: Crawl spaces, basements, foundation walls, under slab, attic spaces

  • Benefits: Tear-resistant, mold-resistant, insulative, easy to install, improves energy efficiency

Why Insulate Your Crawlspace?

  • Reduces energy bills by stabilizing indoor temperatures

  • Protects pipes, ductwork, and flooring from temperature extremes

  • Adds an additional moisture barrier to prevent mold and mildew

  • Enhances the lifespan of your HVAC system by reducing workload

  • Increases overall home comfort year-round

    Whether you're finishing a full encapsulation project or simply upgrading your crawlspace insulation, our Insul Barrier Wall Insulation Blanket and Radiant Shield Pro Plus Vapor Barrier deliver exceptional performance for a healthier, more efficient home.

Crawlspace Insulation FAQs

  • For crawlspace walls, we recommend a vapor-resistant, reflective insulation like our Insul Barrier Wall Insulation Blanket. It helps with both moisture control and thermal protection.

  • Yes! While a vapor barrier controls moisture, insulation is necessary to regulate temperature, prevent frozen pipes, and maximize your home's energy efficiency.

  • Our insulation products are DIY-friendly but can also be professionally installed for the best long-term performance.