At present, the procedure is applicable to sloped-roof attics with rectangular floor plans having an unshaded gabled roof, a horizontal ceiling, and no HVAC ducts in the attic. It ...

Roof trusses may use designs that are categorized as attic, bowstring, double fink, double howe, dual pitch, fan, fink, flat, hip, howe, inverted, sloping flat, stub and studio. The attic truss forms ...