SKU: 75129483103

CertainTeed UltraTherm Fiberglass Blown-in Insulation

Sale price$34.19 Regular price$37.99
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Ships within 48 hours · Estimated delivery Jul 17 - Jul 22

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Description

CertainTeed UltraTherm Fiberglass Blown-in InsulationLoose fill insulation for use in attics. Must be installed using blowing machine. Can be installed for new construction or on top of existing insulation. Fiberglass insulation is naturally fire resistant without added chemicals, resists moisture, allows for a clean installation process with minimal dust. Reference the chart on the back of the bag for the amount or R value needed and its corresponding number of bags. Insulation Location : Walls and

Loose fill insulation for use in attics. Must be installed using blowing machine. Can be installed for new construction or on top of existing insulation. Fiberglass insulation is naturally fire-resistant without added chemicals, resists moisture, allows for a clean installation process with minimal dust. Reference the chart on the back of the bag for the amount or R-value needed and its corresponding number of bags.

Insulation Location    :    Walls and Attics
Material    :    Fiberglass
Suitable for    :    Use with Insulation Blower

 

Fire Resistance:

  • Fire Hazard Classification:
    • (UL 723, ASTM E 84)     
    • Max. Flame Spread Index; 25
    • Max. Smoke Dev. Index; 50
  • Noncombustibility:
    • (ASTM E 136)                
    • Meets requirements 

 

Physical/Chemical Properties: 

  • Thermal Resistance:
    • (ASTM C 518)
    • (ASTMC 687)
    • The stated R-values are achieved at weights and coverages specified in the table below when installed with pneumatic equipment in accordance with CertainTeed recommendations. 
  • Water Vapor Sorption:  (ASTM C 1104) ≤ 5%

 

Basic Use: UltraTherm Fiber Glass Blowing Insulation is used in residential construction as a thermal insulation. It is de signed for pneumatic installation in a horizontal open blow.  

Benefits: This product is noncombustible, non corrosive and odor free. In addition, UltraTherm won’t settle, contains no chemicals to cause mildew and fun gus growth, pro vides no sustenance for vermin, contains no asbestos, won’t rot or decay and won’t absorb moisture.

Composition and Materials: UltraTherm is a bindered loose-fill fiber glass insulation designed for pneumatic application.

Limitations: UltraTherm is de signed for use at ambient temperatures in interior, weather protected locations. Pneumatic equipment must have an effective shredding section, a uniform con trolled feed system and ad e quate material/air capabilities. This product should be kept dry during shipping, storage and installation.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 75129483103

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Stephen Szczygiel
Lake Worth, US
★★★★★ 5
Hold vest
Color: Red, Size: 3X-Large
Great look & fit !
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 1, 2026
T
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Trey
Birmingham, US
★★★★★ 5
Great vest
Color: Dark Grey, Size: X-Large
This lil vest is awesome. A little thicker than I expected but perfect for my cool office. Looks like it cost twice as much. I had my company info put on it and looks like it cost 150.
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Reviewed in the United States on April 16, 2026
D
Verified Purchase
D.L. OHollaren, Jr.
Natrona Heights, US
★★★★★ 3
fit
Snug fit.
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Reviewed in the United States on April 26, 2025
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Verified Purchase
Shopper scott
Whiting, US
★★★★★ 5
Ordering one of each color
Color: Dark Grey, Size: X-Large
Good quality for price. Probably the best item i have ever bottom off Amazon and this int a lie. I love this 1/4 zip vest. Works perfect.
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Reviewed in the United States on April 25, 2026
A
Verified Purchase
Amazon Customer
Waukegan, US
★★★★★ 1
To heavy
Color: Black, Size: X-Large
Vest is heavy and frankly very warm can’t see in what environment I’d wear it because at 40-50 I would use light down coat with sleeves I returned from t same day I reviewed it
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Reviewed in the United States on January 8, 2026

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