Firestop stack fitting and coupling combination

Details Firestop stack fitting and coupling combination Firestop stack fitting and coupling combination

H - Electricity

02

G

189/21

H02G 3/00 (2006.01) F16K 17/38 (2006.01) F16L 5/04 (2006.01)

Patent

CA 1218942

ABSTRACT OF THE DISCLOSURE A stack fitting (10) and coupling (102) combination adapted to be mounted through a floor (104) in a building to prevent the spread of fire through pipe (100, 103) from below the floor is described. The fitting includes a thermally releasable plug (13) mounted in an extension conduit (12) from a main conduit (11) of the fitting which is activated by a fire to allow the plug to move into the main conduit. The fitting is particularly adapted for multi floor buildings where plastic pipe is to be used.

467045

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