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Weather-Armor HT³ High Temp Premium Roof Underlayment

Brand: The APOC Company

APOC Weather-Armor HT³ is a state of the art, premium roof underlayment and leak barrier for use under metal, tile, shingle and slate roofing systems. 

Weather-Armor HT³ is manufactured using  high melt bitumen, a high performance cross-laminated polypropylene surface and highly flexible rubber polymers. 

These ingredients optimize performance in hot climates and under high heat conditions. HT³ is specifically designed to resist heat up to 265 °F. 

Weather-Armor HT³ also utilizes Tri-Bond’s patented 3 component adhesive system. 

HT³ is the strongest and most durable underlayment in its class and provides an ideal substrate when installing metal, tile, shingle, slate and other roof systems. 

This high performance waterproof membrane helps keep your home dry providing a cleaner and healthier indoor environment to live in.
Features
  • Patented Tri-Bond Adhesive & Waterproofing 
  • High Strength Glass Provides Structural & Dimensional Stability 
  • Specialty Polymers for Tri-Bond Adhesion, Flexibility & Elasticity 
  • Performance Grade Bitumen 
  • Will Not Slip or Fall Back in Heat 
  • UV Protected & Temperature Resistant 
  • Safe-Step Cross-Laminated Surface for Increased Durability 
  • UL Rated for Protection against Fire Damage 
  • 100% Waterproof & Nail Sealable 
  • Maximum Flexibility & Longevity

1 - 1 of 1 Part Numbers
AP-4300-2
AP-4300-2
Weather-Armor HT³ High Temp Premium Roof Underlayment
1 - 1 of 1 Part Numbers

Specifications

Size

  • 39 3/8” x 65' 8”

Area

  • Approx. 2 Squares

Thickness (ASTM D1970)

  • 60 mils

Maximum Load (ASTM D5147) (lbf/in)

  • > 25

Elongation at Break

  • > 10

Tear Resistance (ASTM D1970) (lbf/in)

  • > 60

Moisture Vapor Permeability (ASTM E96)

  • < 0.1

Adhesion to Plywood at 40° F (ASTM D1970)

  • > 25 lbf/in

Adhesion to Plywood at 75° F (ASTM D1970)

  • > 50 lbf/in

Sealability Around Nail (ASTM D1970)

  • Pass

Waterproof Integrity After Low Temperature Flexibility

  • Pass

Slip Resistance (ASTM D1970)

  • Pass

Low Temperature Flexibility (D1970)

  • Pass

Weight per Roll

  • 70 lbs

Rolls per Pallet

  • 25

Weight of Pallet

  • 1800 lbs

  • Ideal for Applications Under Metal, Tile & Other Roof Systems 
  • Protects Against Wind Driven Rain & Water Intrusion 
  • Protects Against Ice & Water Dams 
  • Protects Against Spread of Fire

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