Insulation Sheet1 in Thick, 36 in W x 4 ft L, 4 R-Value, Buna-N Rubber/PVC, Black MPN:6RSX3X4100
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In Stock
Free Shipping
In Stock
SKU
510-G0679472
Insulation Sheet1 in Thick, 36 in W x 4 ft L, 4 R-Value, Buna-N Rubber/PVC, Black
This 1-inch thick insulation sheet from K-Flex USA offers superior thermal performance and durability for a wide range of applications. With a 4 R-Value and plenum rating, it is ideal for use in commercial and industrial settings, such as in ductwork, pipes, and equipment enclosures. The Buna-N rubber/PVC material provides flexibility and resistance to extreme temperatures, from -40°F to 220°F. Its black color and plain backing make it easy to install and integrate with existing systems. Suitable for use in HVAC, plumbing, and mechanical applications, this insulation sheet provides energy efficiency, noise reduction, and a long lifespan.
Top product features:
- Insulation sheet provides thermal resistance with a 4 R-Value.
- Sheet is flexible and can be easily handled and installed.
- Sheet is plenum rated for safe installation in enclosed spaces.
Top product applications:
- Soundproofing in commercial buildings
- Underlayment for hardwood floors in residential construction
- HVAC insulation in ductwork systems
Insulation Sheet, Insulation Material Buna-N Rubber/PVC, Insulation Color Black, Overall Length 4 ft, Overall Width 36 in, Thickness 1 in, Minimum Operating Temperature -40 Degrees F, Backing Type Plain, Maximum Operating Temperature 220 Degrees F, Facing Material Unfaced, R Value 4, Form Sheet, Flame Spread Index 25, Smoke Developed Index 50, Foam Cell Type Closed, Plenum Rating Plenum Rated, Flexibility Flexible
Additional Information
- Country of Origin: MX
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 36.00
- Package Width: 48.00
- Package Height: 1.00
- Package Weight: 8.00
Product info last updated on February 14, 2026 7:14am UTC
Category: Pipes, Valves and Fittings