The plumber and sanitary houses : A practical treatise on the principles of internal plumbing work, or the best means for effectually excluding noxious gases from our houses / By S. Stevens Hellyer.

  • Hellyer, S. Stevens (Samuel Stevens)
Date:
[1877]
Catalogue details

Licence: Public Domain Mark

Credit: The plumber and sanitary houses : A practical treatise on the principles of internal plumbing work, or the best means for effectually excluding noxious gases from our houses / By S. Stevens Hellyer. Source: Wellcome Collection.

Provider: This material has been provided by The University of Leeds Library. The original may be consulted at The University of Leeds Library.

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    never be used for trapping off places where urine and such like corrosive matters are likely to pass through them. All traps fixed inside a house should be JjpP^];^^ separate and independent of the fitting, be that of the what it may, which is to be fixed upon them, and be made fixtures in a very complete way with the soil or waste pipe to which they are to be attached. And then, when the fitting gets out of order, whether water-closet, urinal, slop-sink, or whatever the fitting may be, it can be removed for repairs without interfering with the trap or exposing the house to the drain. But when the trap forms a part of the fitting, and is in one piece with it, it cannot be removed for repairs without exposing the waste, and through the waste the drain, to the house; leaving it in fact in free and open communication with the soil or waste pipe in which the fitting was fixed. And, if there is no trap at the foot of the soil-pipe or waste-pipe, any bad air can pass freely up from the drain into the house. But there is another and stronger reason why Connec- the trap should be independent of the fitting, trap with ^ junction of the fitting with the trap is un- leryTm-^ important, as this jointing is on the trapped side of the waste and drain ; but the junction of the trap with the waste is of the utmost importance, as that B 2