Dron
in t
Down Pipe and Ventilating Pipe
Ventilating grating (inlet.) By lifting grating a And may be passed down, |into syphon to remove-
abstriction.
4 in Stonewan
ng grating gradina dov
ʼn to remo
α
Down Pipe and Ventilating Pipe
in t
Sink Stone
Daultons Gully Stone to carry Gully
Alternative plan of Down Pipe.
showing the trap is done away with
ng (inlet.)
Lown
4 in Stoneware Syphon
Street
Semer
Delivers over trapped gully in lower floor.
Sink Stone
Doultons Gully
4 in. Stoneware | Drain.
han