SYNSTEP 100 is an advanced roof underlayment that provides effective air, water, and vapor barrier properties. Underlayment boasts a four-layer design, incorporating a Circular loom woven scrim and a Spunbonded PP non-woven laminate as its top layer. Each layer receives UV protection, and the underside is treated with an elastomer for anti-slip safety.

MERCY ICW1350 is a high-performance self-adhesive roofing underlayment designed for superior protection of steep-slope shingle roofs. It offers enhanced protection in critical areas prone to water intrusion, such as eaves, valleys, around chimneys, skylights, roof penetrations, and rakes. Additionally, its robust composition provides optimal durability and flexibility, effectively safeguarding homes from ice dams and the elements in even the most demanding climates.

SYNSTEP 100 is an advanced roof underlayment that provides effective air, water, and vapor barrier properties. Underlayment boasts a four-layer design, incorporating a Circular loom woven scrim and a Spunbonded PP non-woven laminate as its top layer. Each layer receives UV protection, and the underside is treated with an elastomer for anti-slip safety.

2 pallets of Mercy ICW (60 rolls) offering superior quality.

6 pallets of Mercy ICW (180 rolls) offering superior quality.

Robert's Roof Cap - Hassle-Free Installation - 4" flexible flange on all sides creates a watertight seal with easy positioning. The separate duct connector uses a hand-tightened clamp - no tools, no attic struggles, no disconnected hoses. Built from engineered HDPE polymer to resist hail, impact, and harsh weather. No rust. No cracking. Rounded design handles temperature swings, sheds water efficiently, and resists high winds. Downward-facing opening keeps rain and snow out. Built to last.

Robert's Roof Cap - Hassle-Free Installation - 4" flexible flange on all sides creates a watertight seal with easy positioning. The separate duct connector uses a hand-tightened clamp - no tools, no attic struggles, no disconnected hoses. Built from engineered HDPE polymer to resist hail, impact, and harsh weather. No rust. No cracking. Rounded design handles temperature swings, sheds water efficiently, and resists high winds. Downward-facing opening keeps rain and snow out. Built to last.

Robert's Roof Cap - Hassle-Free Installation - 4" flexible flange on all sides creates a watertight seal with easy positioning. The separate duct connector uses a hand-tightened clamp - no tools, no attic struggles, no disconnected hoses. Built from engineered HDPE polymer to resist hail, impact, and harsh weather. No rust. No cracking. Rounded design handles temperature swings, sheds water efficiently, and resists high winds. Downward-facing opening keeps rain and snow out. Built to last.

BEM Direct Supply offers Mercy SYNSTEP 100 GSM (6 pallets, 336 rolls) in your custom logo.