Sheets are applied with 1″ diameter plastic cap fasteners.

4 plies, with a synthetic polyolefin reinforcement layer, provides greater tear strength than conventional felt paper underlayment for exceptional durability.

1. Bottom Non-Woven slip resistant deck gripping layer.
2. Proprietary Permeable, random lay mat
3. Waterproofing Layer
4. Non-Woven, UV Stable Walkable Surface

Non-porous monolithic layer of polypropylene helps resist water penetration.

Synthetic membrane is up to 3X lighter than conventional felt paper to help improve product handling and installation speed.

High tear strength and embossed surface design help prevent accidents by providing an anti-skid surface for workers, and keeps roofing materials from sliding.

Incorporating UV resistant polymers, sheet surface can withstand 180 days of direct sunlight, providing a water resistant roof for longer duration installations.

Polypropylene surface is non-organic and non-porous to resist mold and rot, while permeable membrane allows moisture to escape, helping prevent mold, and rot of the roof deck itself.

Class A fire rated in a system assembly over a combustible or non-combustible deck.

Made from recyclable polypropylene that be re-used for new product production at the end of its lifecycle.

Constructed with a soft polypropylene surface that prevents scratching of metal during installation.

Lays down flat and does not wrinkle when moist or wet.

Enhanced warranties are available when product is used in a complete roofing system of Malarkey shingles and accessories, and installed by a Malarkey Certified Contractor.