Meets mandatory building codes, energy, residential, mechanical, and green codes|Superior durable quality with UV/resistance and high impact strength design|Gasket compression system seals wall air leakage and weather moisture wall damage|Flexible elastomeric outlet sleeve design offers, anti-wind, anti-rodent features|Design supports HVAC systems with wall isolation and anti-vibration features|Flexible sleeve reduces piping vibration and noise|Hardware included: pre-mounted gasket, mechanical stainless steel clamp, bead of lubricant, 4 all-material screws, pre-mounted neoprene washers|Fits: applications with 1/2 in insulation thickness diameter

ASTM E283/E331/D1525C-09/D648-07/D412|D573-04/D746-07|UL94 HB 746C