Sun-Tek Mobile Home Skylight 24" x 32" Dome. Fits over 22"x30" opening. Flange is 29"x37" Double Dome Skylight. Flat inner lens Easy "surface mount" installation Note: Not for RV's, campers Sun-Tek Mobile Home Skylight 24" x 32" Dome Fits over 22" x 30" Opening. 29"x37" Flange. Dome Skylight Easy surface mount installation G.E Lexan Resin. PolyDome Skylights are 30 times more impact resistant than acrylic skylights and 250 times more impact resistant than glass Sun-Tek PolyDome Skylights are UV stabilized for long lasting protection. Polycarbonate skylights resist temperature extremes from a frigid -60° below zero to an oven baking +250° degrees. If you have any questions please feel free to contact us.