The Terrain brand has been synonymous with the development of plastic commercial drainage systems for over 50 years, setting the industry benchmark for quality and product innovation.
Whatever your commercial project’s requirements, we have our trusted Terrain drainage products that are proudly manufactured in the UK, fully engineered and accredited to provide you with the perfect solution.
From the extensive Terrain PVC Soil & Waste range and the Terrain Q noise reducing system, to our chemical-resistant Terrain FUZE HDPE system, Terrain Firetrap products and Terrain P.A.P.A. and Pleura ventilation system, you can be confident above and underground drainage products are engineered using high-quality materials – setting new standards while meeting your project requirements. Plus, they're backed by the company’s outstanding technical advice and customer support services.
See below for our full range of Terrain Drainage Products and their applications:
Not to forget the Polypipe Advantage Service will design and manufacture Terrain Drainage Stacks to project specifications, before delivering them directly to site-complete and with minimal on-site assembly required.
The industry benchmark for PVC commercial drainage pipe systems, our complete and comprehensive Terrain Solvent Weld Soil Pipe System has a wide range of fittings which include bends, branches and acces ...
Our complete and comprehensive solvent-weld MuPVC system offers a neat way to achieve a welded, permanent joint. ...
Our Terrain PVC Push-fit Soil System offers a comprehensive range of socketed pipes and fittings to meet all your project requirements where a push-fit system is preferred. ...
Our polypropylene (PP) push-fit waste system offers a range of plain ended pipes and socketed fittings to meet all your project requirements where a push-fit system is preferred. Contact us as early ...
A range of 32 and 40mm polypropylene traps are available, which includes self-sealing and anti-siphon bottle traps. All traps have universal compression outlets and have been manufactured in the UK to B ...
The Terrain ABS (Acrylonitrile Butadiene Styrene) Solvent Weld Waste System has a wide range of fittings, including bends, branches and access fittings in order to meet all your commercial drainage appl ...
The Terrain P.A.P.A® (Positive Air Pressure Attenuator) is a positive pressure reduction device designed to mitigate the effects of positive air fluctuations in the drainage pipework system. As water d ...
The Terrain Pleura 50 and 100 air regulators provide ventilation to branch pipework. When used with the P.A.P.A.® (Positive Air Pressure Attenuator), the system can replace ext ...
Terrain Firetrap Collars have been designed to re-instate the fire resistance of a wall or floor which has been penetrated by services such as plastic pipe systems used in soil and waste. They are compa ...
You can hinder the spread of fire via pipe penetrations by using our cost-effective Firetrap Sleeves which maintain similar thermal and acoustic properties to standard mineral fibre insulation. ...
We offer a range of Outlets for flat roof and balcony applications. For further details about our Rainwater outlet systems please call us on 01622 795200. ...
Terrain offers an array of complementing accessories for our PVC Soil & waste systems, from spare seals to solvent weld and tooling. If you require further help with anything in the Terrain PVC Soil ...
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Terrain PVC Soil & Waste 
Terrain P.A.P.A. & Pleura Vent System 
Terrain Firetraps 
Terrain Rainwater Outlets 
Terrain Underground Drainage 
Terrain FUZE 
Terrain Q 
