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Cal-Flor VaporBlock 150 sq. ft. Polyethylene Film Vapor Barrier Underlayment

VaporBlock Underlayment - 150 sq ft Roll / 6 ft. x 25 ft. x .006 in.

Sold by: Cal-Flor Accessory Systems
SKU: 15209731

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Product Overview

Discontinued. For reference only.

Cal-Flor VaporBlock is designed to be used under floating hardwood and laminate floor underlayments to prevent moisture from coming up through the subfloor to your flooring. VaporBlock is 6-mil polyethylene film with adhesive positioning tape to create a minimum of 3 in. overlap. Consists of one roll that is 6 ft. wide x 25 ft. long to give you a total of 150 sq. ft. coverage.

  • Helps protect floating floors from harmful vapor emissions
  • Allows floating floors to expand and contract freely over textured wooden subfloors, helping to maintain flooring warranty
  • Includes positioning tape for 3 in. overlap
  • 6-mil virgin polyethylene film
  • Covers 6 ft. x 25 ft. for a total of 150 sq. ft.


Discontinued. For reference only.
Country of Origin
Packaging Dimensions (inches)
Height: 2.5 Length: 37 Width: 2.5
Sqft / Box
Proposition 65

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