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Roofnado AnchorDeck PSU

All Weather Protection

With AnchorDeck™ PSU installed, Mother Nature doesn't stand a chance!

AnchorDeck PSU Roll

AnchorDeck™ PSU is a self-adhered (high temp) roofing underlayment for sloped roof applications. AnchorDeck™ PSU provides unmatched protection from ice dams, snow, storms, hail and wind-driven water.AnchorDeck™ PSU features a mechanical slip-resistant walking surface which provides superior steep-slope walkability.

To speed your projects up even more, AnchorDeck™ PSU has a split-release liner which helps increase productivity with faster and easier installs than single sheet liners. And for added confidence,AnchorDeck™ PSU’s rubberized adhesion technology has an excellent combination of strong deck grip in low temperatures and high temperature flow resistance.

AnchorDeck™ PSU is designed for use under asphalt shingles, residential metal, concrete tiles, shakes, synthetic shingles and primed cedar shakes. AnchorDeck™ PSU meets all building code requirements including ASTM D226, ASTM D4869 and AC 48.

Ask for it at your nearest roofing distributor today.

Download AnchorDeck™ PSU Brochure [PDF]

Ice Dam Protection

Protect your home or building from damaging Ice Dams with Roofnado™ AnchorDeck™ PSU

With Roofnado AnchorDeck PSU installed, your roof deck, internal roof space and wall cavities remain dry and protected from ice dams. If left unprotected, pooling water can rot your roof deck and supporting beams. Water can seep into your roof space and wall cavities causing serious damage to your valuable home or building.

Ice Dam Illustration Ice Dam Illustration
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StormTread™ XW
LapLock™ PSU
Featured AnchorDeck™ PSU Customer

DWS Roofing - Ottawa

Featured AnchorDeck™ PSU Customer

DWS Roofing - Ottawa

Featured AnchorDeck™ PSU Customer

DWS Roofing - Ottawa


AnchorDeck™ PSU Features & Benefits

For use under asphalt shingles, concrete tiles, metal roof systems, shingles, shakes, synthetic shingles and primed cedar shakes.

AnchorDeck PSU Data Sheet [PDF]  AnchorDeck PSU Installation Instructions  AnchorDeck PSU Warranty  AnchorDeck PSU Safety Data Sheet [PDF]

Technical Data

Test/Standard* AnchorDeck™ PSU Typical Value
Nominal thickness 40 mils
Weight per square 18.75 lbs
Nail Sealability ASTM D1970 Pass
Permeability ASTM E96 0.027 Perms
Thermal Stability 240° F
Temperature range 40° F to 240° F
Tensile Strength ASTM D5034 MD 95 lbs (43 kg) | CD 85 lbs (38.5 kg)
Tear Strength ASTM D4533 MD 25 lbs (11.3 kg) | CD 20 lbs (9 kg)
Adhesion to Plywood ASTM D903 2.4 lbs/inch
Liquid Water Transmission ASTM D4869 Pass
Fire Rating ASTM E108 Class A
UV Exposure 90 Days

Roll/Pallet Specs

Length per roll: 67’ / 20.4 m
Width per roll: 36” / 0.91 m
Weight per roll: 37.5 lbs / 17 kg
Roll size: 2 sq / 20 m2
Rolls per pallet 30
Pallet weight: 1,342 lbs / 609 kg

*Test data is based on average taken over several production runs and should not be considered or interpreted as minimum or maximum values. Values are typical data and not limiting specifications. All values ± 10 %. This product is manufactured in accordance with national standards which allow for non-critical variances in weights and measures.
† When correctly installed as per AnchorDeck™ PSU installation instructions.