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The GRB101 model takes the base model G-STRUT 100 heavy-duty base and adds a metal framing channel, making it simple to install rooftop strut channel systems. Simple, versatile, and strong, the GRB101 is part of the G-STRUT 100 Series of Rooftop Support Blocks, a customizable solution to your project rooftop support needs.
Single base with attached strut channel
Pre-assembled at the factory
14 gauge, 13/16” pre-galvanized steel channel
Compatible with standard strut channel fittings and clamps
100% recycled rubber block
UV-resistant materials
Green high-visibility reflectors for safety
Innovative design inhibits floating and shifting
Freeze and thaw resistant
LEED certifiable product
Vibration dampening
Compatible with most rooftop materials