The individual modular boiler shall be limited to a maximum input rating of ______ Btulh gas:

For determining all welded and brazed joints are liquid tight, a light test shall be performed by passing a lamp having a power rating not less than _____ through the entire section of duct work to be tested.

Exhaust Openings in screens, louvers and grilles terminating at outdoor shall be sized not less than ______ :

For flooded lead acid, flooded nickel cadmium and VRLA batteries, the ventilation system shall be designed to limit the maximum concentration of hydrogen to _____ of the total volume of the room

Smoke dampers are not required in corridor penetrations where the duct is constructed of steel not less than _____ in thickness and there are no openings serving the corridor:

Where ducts used for cooling are externally insulated, the insulation shall be covered with a vapor retarder having a maximum permeance of ______ perm:

Oil-burning appliances listed and labeled for venting with _______ vents:

Chimney connectors for low-heat appliances shall be of sheet steel pipe having diameter of 7 inches shall have minimum normal thickness of _____ that of galvanized steel: