What is a drainage hopper?
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Correspondingly, what is a gully hopper?
Often abbreviated to RWP on drainage drawings, is simply a drainage fitting that takes surface water from a roof downspout or collects surface water. It may be a gully, a hopper, or it might be a straightforward connection where a waste pipe is directly connected to the sub-surface drainage pipework.
Similarly, what is the difference between a gully and a drain? As nouns the difference between drain and gully is that drain is a conduit allowing liquid to flow out of an otherwise contained volume while gully is a trench, ravine or narrow channel which was worn by water flow, especially on a hillside or gully can be (scotland|northern uk) a large knife.
Beside above, what is a water hopper?
Rainwater hoppers, or hopper heads, were traditionally designed to increase the flow of a drainpipe in heavy rainfall.
What is a bottle Gully used for?
Bottle gully with circular lid. Designed to hold water to stop foul air escaping from the drainage system. Will accept waste water from kitchens, utility rooms and ground floor bathrooms, or rainwater from paved areas or roofs.