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There are 6 entries in the glossary.| Pages: 1 |
| Horizontal Branch | Lateral drain pipes that run from plumbing fixtures to the waste stack in a building or in the soil. |
| Horizontal Run | The horizontal distance between the point where fluid enters a pipe and the point at which it leaves. |
| Hose Bibb | An outdoor faucet, also used to supply washing machines. |
| House Trap | U-shaped fitting with two adjacent cleanout plugs visible at floor level if main drain runs under floor. |
| Hubless (No-Hub) | Cast iron drainage pipe with neoprene gaskets and clamps. |
| Hydronic | System of forced hot water. |
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