Secures pipe and insulation without a break, providing an uninterrupted vapor barrier seal which eliminates sweating on metal fittings. Snap-in and twist installation requires no tools. Fits directly into vertical and horizontal strut channels. For support and positioning of refrigeration, A/C tubing, PEX piping, conduit and cabling. Compliant with UL® 2043 and suitable for use in air handling (plenum) spaces.