Underground Drainage Pipe and Fittings Angel Plastics are able to offer you, the customer, our range of underground drainage products in a most comprehensive range and for incredible low prices. If you are a builder and have need for underground drainage pipe, hoppers, gulley covers, paviours or manhole covers look no further because we have all underground drainage in stock and can deliver to your door. Our range of underground drainage is manufactured by Polypipe and Brett Martin to very exacting standards to make it ideal for underground works when building new extensions or indeed new properties. Some of the other products associated are surface drainage and drainage channels, clay drain adaptors, inspection chambers, shallow access chambers, risers, drain covers, screwed access caps, bottle gully and sealed access covers, universal gully traps and basic drainage pipe with single and double socket fittings. Shop at Angel Plastics for the complete range of drainage products