A double dome skylight assembly mounts on a two-by-ten inch nominal wood curb with metal counter flashing and curb anchors as required by others. The hatch includes a latch assembly, bulb gasket, torsion spring, hinge assembly, and spring mount. An exterior manual release and a UL/FM fusible link with a minimum rating of three hundred sixty degrees Fahrenheit are part of the assembly. A cricket plan view shows a tapered perlite cricket with a slope and a forty-five degree angle on curbs twenty-four inches or wider.
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