A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 85
uld be made water-tight by means of the u PLUMBING AND GAS-FITTING. 16 flashing F of 6-pound sheet lead. This should be extendedupwards under the shingles or slates A and be securelynailed to the roof boards. The hole for the pipe C should beflanged downwards into the hub B, so that when the joint… … Fig. 46. crown of each fixture. It will relieve the pipe from accumu-lations of foul gas, secure a steady current of fresh air throughthe branch pipe, and prevent the sealing water from beingsucked out of the traps by siphonage. The separate back-vent pipes should be connected to onevent stack…
Architecture · Building
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