Roofdeck Protection

roofdeck_protectionRoof Deck Protection should protect your home and reduce trapped moisture at the same time.  Amazingly, most synthetic underlayments do not protect the roof deck well enough.

It provides a critical extra layer of protection between your roofing shingles and your roof deck — to help prevent wind-driven rain (or water from other sources) from infiltrating under your shingles and causing damage to your roof structure or to the inside of your home. In addition, premium-quality roof deck protection will:

  • ..
To allow moisture from inside your attic to escape (to help prevent structural decay, mold, and mildew)
  • Provide Longer-Lasting Leak Protection…
Than conventional “felts” (which can rot or become brittle before your shingles reach their useful life)
  • GoodHousekeepingLay Flatter…
So your shingles will lay flat and uniform
  • Deck-Armor™ Breathable Roof Deck Protection is a key part of the GAF Lifetime Roofing System, and has even earned the prestigious Good Housekeeping Seal.
  • The very best roofing systems require premium, breathable roof deck protection.
  • Deck-Armor™ Premium Breathable Roof Deck Protection combines exceptional strength and superior breathability to help protect your home against roof rot and other costly damage!


  • Exceptionally Strong…
At least 600% greater tear strength than standard #30 felt!
  • Revolutionary Breathable Technology…
Helps prevent inside moisture from becoming trapped within your roofing system — and causing mold, mildew, and expensive structural damage
  • Premium Construction…
Exceptionally durable, non-asphaltic construction will not rot or become brittle (unlike conventional asphalt felts, which can disintegrate over time)
  • Long-Lasting Protection…
Up to a Lifetime ltd. warranty when installed on Lifetime Shingle roofs. (See Details)
  • Looks Better…
Unlike conventional asphalt felts, resists wrinkling or buckling, so it lets your shingles lay flatter for a better-looking roof
  • Deck-Armor™ Premium Breathable Roof Deck Protection resists moisture, so it lays flatter for a better-looking roof!
  • The exceptional walkability of Deck-Armor™ Premium Breathable Roof Deck Protection keeps installers safer on the job!
  • Deck-Armor™ Premium Breathable Roof Deck Protection combines high tear resistance and nail pull-through with a special slip-resistant surface for exceptional walkability — even on steeper pitches!