FeaturesDrywall flange covered with a foam gasket and additional gaskets over the cable entry points that provide a vapor tight seal, preventing the-free flow of air through the boxHigh-strength polycarbonate construction, will not shatter when cold or distort in heat1/2 in offset flange to ensure a flush fit in 1/2 in drywallAngled side nails for rapid installationPre-drilled flanges for additional mounting optionsNon-metallicAngled side nail-on