At Sentry, we live and breathe synthetic roofing underlayment. We manufacture and stand by our products. So, when we claim that Sahara™ AnchorDeck™ is the only breathable synthetic roofing underlayment with multiple layers of waterproofing protection, you can trust that it was produced with state-of-the-art equipment by experts who excel in creating exceptional waterproof products.
Sahara™ AnchorDeck™ is not just any underlayment - it's a game-changer.
Learn more here!Upcoming Events
Learn more here!Upcoming Events
Sahara™
Breathable Synthetic Roof Underlayment
For use under asphalt shingles, concrete tiles, metal roof systems, shakes, synthetic shingles and primed cedar shakes.
- Moisture Release Technology (MRT)
- Excellent water resistance
- High strength to weight ratio
- Delivers all-temperature, all-weather performance, remaining pliable and easy to install in conditions ranging from -40°F to 240°F
- Minimizes stretching around fasteners with no blow-offs!†
- Meets the performance requirements of CAN/CSA A220.1 and CAN/CSA A123.3
- Class A Fire Rating - ASTM E108
- Meets ASTM D226 Type I and II and ASTM D4869 Types II & IV
- 180 Days UV Exposure
- Limited Lifetime Warranty
Learn More
Return to Top
Sahara™ AnchorDeck™
15# Breathable Synthetic Underlayment
For use under asphalt shingles, concrete tiles, metal panels and shingles, shakes, synthetic shingles and primed cedar shakes.
- Multiple layers of waterproofing protection
- 7 US perm rating (higher than felt)
- Outstanding strength to weight ratio
- Sure-Breathe technology maintains the same breathability aspect of 15# felt
- Delivers all-temperature, all-weather performance, remaining pliable and easy to install in conditions ranging from -40°F to 240°F
- Minimizes stretching around fasteners with no blow-offs!
- Meets CAN/CSA A220.1 and CAN/CSA A123.3
- Class A fire rating - ASTM E108
- Meets ASTM D8257, ASTM D226 Types I & II and D4869 Types II & IV
- 90 days UV exposure
- 20 Year Limited Warranty
Learn More
Return to Top
AnchorDeck™
Mechanically Attached Synthetic Roof Underlayment
For use under asphalt shingles, concrete tiles, residential metal panels and shingles, shakes, synthetic shingles and primed cedar shakes.
- AnchorDeck™ coating technology which allows underlayment to be anchored to the deck prior to applying fasteners
- Innovative high traction surface provides excellent walkability
- Delivers all-temperature, all-weather performance, remaining pliable and easy to install in conditions ranging from -40°F to 240°F
- No stretching around fasteners and no blow-offs! †
- Meets the performance requirements of CAN/CSA 123.3
- ICC ES Approved
- Miami-Dade County Product Control Approved
- FBC Approved
- Class A Fire Rating - ASTM E108
- Meets ASTM D226 Type I and II and ASTM D4869 Types II & IV
- Texas Department of Insurance Approved
- 90 Days UV Exposure
- High Definition (HD) Printing
- 20 year warranty
Learn More
Return to Top
StormTread™
Mechanically Attached Synthetic Roof Underlayment
For use under asphalt shingles, concrete tiles, all metal roof systems, shakes, synthetic shingles and primed cedar shakes.
- StormTread™ micro-etched surface technology which provides superior steep slope walkability for roofers
- No stretching around fasteners and no blow-offs! †
- Delivers all-temperature, all-weather performance, remaining pliable and easy to install in conditions ranging from -40°F to 240°F
- Meets the performance requirements of CAN/CSA A220.1
- Limited Lifetime Warranty
- ICC ES Approved
- Miami-Dade County Product Control Approved
- FBC Approved
- Class A Fire Rating - ASTM E108
- Meets ASTM D226 Type I and II and ASTM D4869 Types II & IV
- Texas Department of Insurance Approved
- 180 Days UV Exposure
- High Definition (HD) Printing
Learn More
Return to Top
AnchorDeck™ PSU
Peel & Stick Synthetic Roof Underlayment
For use under asphalt shingles, concrete tiles, metal panels and shingles, shakes, synthetic shingles and primed cedar shakes.
- Premium protection from Ice Dams, Snow, Storms, Hail & Wind-Driven Water
- Mechanical slip resistant walking surface which provides superior steep slope walkability for roofers
- Split release liner for faster and easier installs
- Rubberized adhesion technology for stronger deck grip
- Meets the performance requirements of CAN/CSA A220.1
- FBC Approved Report # FL41925
- Meets and exceeds ASTM D1970
- Temperature range: 40° F to 240° F
- 20 Year Warranty
- 90 days UV exposure
Learn More
Return to Top
LapLock™ PSU HT
High Temp. Self-Adhered Synthetic Roof Underlayment
For use under asphalt shingles, concrete tiles, all metal roof systems, shakes, synthetic shingles and primed cedar shakes.
- High temperature self-adhered with split release liner
- Premium protection from Ice Dams, Snow, Storms, Hail & Wind-Driven Water
- LapLock™ PSU HT dual-locking lap seal technology for water tight seals on laps †
- Micro-etched surface technology which provides superior steep slope walkability for roofers
- 180 days UV exposure
- Limited Lifetime Warranty
- NEW! Dupont™ Tile Bond™ roof tile adhesive approved
- Polyfoam/ICP adhesive approved
- ICC ESR Approved
- Texas Department of Insurance Approved
- Temperature range: 40° F to 240° F
- LapLock PSU is approved by FBC – Report # FL41925
- California Building & Residential Code Approved
Learn More
Return to Top
† When correctly installed as per Roofnado™ installation instructions.