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(Using Delta Vent S Technology)


SmartRoofDeck UnderLayment

Presenting a DCI Breathable/Water-Proof Underlayment! Max. Protection!SmartRoofDeck Underlayment

SmartRoofDeck UnderLayment- SRD-30” Vented Roll

Size and Coverage: 30” x 164 feet yields, 402 square feet of SRD Vent S-30 Underlayment

It ventilates attic areas while waterproofing above deck areas from condensation

(That covers over 12 sheets of plywood!)



SmartRoofDeck UnderlaymentUsing a high-performance underlayment will provide protection, energy conservation and sustainability to create a long-lasting roofing system.

Product Details & Product Benefits

  • 3-layer proprietary roof underlayment for all-purpose usage (roofs, walls, dormers, sub-roofs, etc.)
  • The two outer layers are made of a high-strength, spun-bonded polypropylene, thermally bonded to a highly vapor-permeable, watertight polymeric middle layer, on top of a protective fabric layer
  • High permeability with a 120 perm rating and fully waterproof after installation of your roof system
  • Easy to handle widths of 30” wide rolls for safely working on roofs and light weight to carry
  • One product for all your underlayment requirements, will not rip, stretch or crack, safe to walk upon after securing to the roof



Are you interested in learning more about the SRD-30?

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