Glass window diameter:approx.5.2in Diameter open window:approx.6.3in Boat Porthole overall diameter:approx.8.5in Tempered glass thickness:approx.4mm/0.2in Hatch porthole material:Tempered Glass+ABS+316 Stainless Steel Rubber seal ensures weatherproofing when mounted on vertical surfaces Low profile hatch designed for installation on internal or external flat surface The two fittings can be loosened to allow you to swing open the porthole Deck thickness:approx 1.5inch;Fit the max wall thickness:approx 1.4inchRound opening portlight porthole easy to install, pre-drilled countersunk fastening holes (screws not included) Package 1 x 8 inch Boa Round Opening Portlight Porthole
Trustpilot
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