RoofNado LapLock PSU HT is a high-performance sealing tape designed for secure overlap bonding in roofing systems. Heat-resistant and durable, it ensures strong adhesion, reliable waterproofing, and long-term weather protection.
Roofnado™ LapLock™ PSU HT
Manufactured in Ontario with stable lead times and predictable output. Direct access to production helps you get answers fast and keep projects on schedule.
We use premium German steel with durable coatings for long service life and consistent geometry. Better corrosion resistance and a clean, uniform finish.
Wholesale pricing starts from 1 skid (825 pcs)
We offer flexible, volume-based pricing tailored to your order size and project needs.
(Self-Adhered Roofing Underpayment)
Roofnado™ LapLock™ PSU HT is a premium high-temperature self-adhered roofing underpayment designed for sloped roof applications.
It provides superior protection against ice dams, wind-driven rain, snow, hail, and water intrusion.
The dual-locking LapLock™ technology ensures watertight overlaps, while the mechanical slip-resistant surface improves safety and walkability during installation.
Compatible with asphalt shingles, metal roofing, tiles, shakes, and synthetic roofing systems.
Meets and exceeds ASTM D1970 and CAN/CSA A220.1 requirements.
Technical Summary:
- Length per roll: 20.4m (67’)
- Width per roll: 0.91m (36”)
- Weight per roll: 21.1 kg (46.5 lbs)
- Roll size: 18.58 m² (200 sqft)
- Nominal thickness: 50 mils
- Weight per square: 10.44 kg (23lbs)
- Permeability ASTM E96: 0.027 Perms
- Tensile Strength ASTM D5034: MD 47.6kg (105lbs) | CD 40.8 kg (90lbs)
- Tear Strength ASTM D4533: MD 15.8kg (35lbs) | CD 13.6kg (30lbs)
- Adhesion to Plywood ASTM D903: 4 lbs/inch
- Fire Rating ASTM E108: Class A
- Temperature range: 40°F to 240°F
- UV Exposure: 6 Months
- Self-Adhered Layer
- Slip-Resistant Surface
- Watertight Lap Seal