LapLock Roofnado Underlayment Products
Laplock synthetic roofing underlayment

LapLock™ PSU

LapLock™ PSU HT is a high-temperature, self-adhered 50-mil synthetic roofing underlayment designed for sloped roof applications. It offers exceptional protection against storms, hail, ice dams, wind-driven rain, snow, and water infiltration. Featuring a mechanical slip-resistant walking surface, it ensures superior walkability on steep slopes, enhancing roofer safety. The innovative dual-locking lap seal technology creates a watertight barrier, effectively safeguarding your roof from harsh weather conditions. LapLock™ PSU HT is compatible with various roofing materials, including asphalt shingles, concrete tiles, metal panels, shakes, synthetic shingles, and primed cedar shakes. It meets stringent code requirements such as ASTM D226, ASTM D4869, and AC 48, and holds approvals from Miami-Dade County Product Control, ICC ES, and the Texas Department of Insurance. With a 180-day UV exposure rating and a Limited Lifetime Warranty, LapLock™ PSU HT delivers long-lasting performance and reliability for your roofing needs.

roofnado laplock synthetic underlayment on a roof

LapLock™ PSU HT Features & Benefits

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

Features:Peel-and-stick application for fast and easy installation, High-temperature rated for use under metal and asphalt roofing, 50-mil thick synthetic construction for superior durability, Slip-resistant surface for improved safety and walkability on steep slopes, Dual-locking lap seal technology for enhanced waterproofing, UV exposure rating of 180 days, Compatible with a wide range of roofing materials: asphalt shingles, metal panels, tiles, shakes, and more, Complies with major code approvals (ASTM D226, ASTM D4869, AC 48), Approved by Miami-Dade County, ICC-ES, and Texas Department of Insurance Benefits:Reliable waterproofing against ice dams, wind-driven rain, and snow, Quick and efficient installation saves time on the job site, Enhanced roofer safety due to its slip-resistant walking surface, Ideal for hot climates and high-heat roofing systems, Protects a variety of roofing systems, making it highly versatile, Long-term performance and durability backed by a Limited Lifetime Warranty

Roof under construction with blue weatherproofing underlayment, surrounded by green trees and a neighboring house.