1400+ Products • Drainage & Water Supply


The Moulded No.46 O.G gutters are available in profiles of 100mm x 175mm, 125mm x 100mm and 150mm x 100mm in 90° or 135° angles. Cast aluminium is available in mill finish or can be painted by powder coating in a variety of colours. Bespoke items available p...

12 specifiers have shown an interest in this product the last month.


These high quality sedimentation tanks with inside diameter of up to 6m can be used either as primary or final settlement tanks. Manufactured in Glass Reinforced Plastic (GRP), the units are custom made to meet your treatment needs. - GRP construction with ...

314 specifiers have shown an interest in this product the last month.


A non-trapped 90° flush fitting gully for use in areas where drainage is required at the junction of a wall and floor. A separate membrane clamping collar ensures a watertight seal....

13 specifiers have shown an interest in this product the last month.


The JSC range is an update to the popular JS range of water meters. By calibrating all of the models to comply with MID Class C (R160), the meters can now measure to wider flow ranges. This range also extends the available sizes of meter right up to 40mm to co...


CD 556 NYLON MEDIUM DUTY T HANDLE LIFTING KEY (PAIR) Application: Manual cover lifting ...

2 specifiers have shown an interest in this product the last month.


Polypropylene Pressure Pipe...


Dezincification resistant. Light, compact, easy to install and operate. Improved leak protection. More resistant to damage during installation....

13 specifiers have shown an interest in this product the last month.


A comprehensive roof outlet range with market leading flow rate performance and a life expectancy of 50 years or more...

72 specifiers have shown an interest in this product the last month.


A comprehensive roof outlet range with market leading flow rate performance and a life expectancy of 50 years or more...

53 specifiers have shown an interest in this product the last month.


Our 450mm Poly Manhole Cover used to sit on top of a 450mm base which has screw holes on each side to gain access into the drain...

9 specifiers have shown an interest in this product the last month.


ACO HexDrain Brickslot provides a discreet slot drainage system for domestic block paving installation and threshold drainage....

157 specifiers have shown an interest in this product the last month.


Compact gully, ring seal socket outlet, accepts 68mm downpipe inside larger boss with three 50mm boss upstands and rodding access...

84 specifiers have shown an interest in this product the last month.


A comprehensive roof outlet range with market leading flow rate performance and a life expectancy of 50 years or more...

49 specifiers have shown an interest in this product the last month.


A comprehensive roof outlet range with market leading flow rate performance and a life expectancy of 50 years or more...

238 specifiers have shown an interest in this product the last month.


Manhole chamber rings are manufactured with tongue and groove joints designed to accommodate flexible jointing strip or cement mortar. Manhole rings can be supplied as plain ring and above DN 900 with mild or stainless steel plastic encapsulated double steps o...

79 specifiers have shown an interest in this product the last month.


The Cubexlpak is intended for use on sealed heating and chilled systems. The vessel is comprised of a high strength steel shell and butyl rubber diaphragm. Same as a standard Cubex vessel but with a mounting kit that consist a safety relief valve and braided h...


A DAF system can help achieve compliance for sewer discharge and reduce costs associated with trade effluent charges. DAF is a physical separation process used for removing contaminates from water. The process saturates effluent with air under pressure. On ...

121 specifiers have shown an interest in this product the last month.


A comprehensive roof outlet range with market leading flow rate performance and a life expectancy of 50 years or more...

66 specifiers have shown an interest in this product the last month.


Cast Aluminium Victorian Ogee Gutter 1.83mlth, manufacture from 4mm cast aluminium. Available in mill finish or polyester powder coating. Different sizes are available: 100mm 112mm 125mm ...


Most clients know us as leading manufacturers of cavity membrane systems and associated waterproofing products, most do not realise we are the largest manufacturer of basement pumps in the UK. These two elements provides Architects, Engineers & Waterproofing C...


Suitable for temperatures up to 95°C and a maximum working pressure of 6 bar, the pipes are available in sizes ranging from DN 20mm up to DN 160mm, supplied on rolls of up to 1,000 metres in length (DN20mm). Available with single and double service pipe conf...

1 specifiers have shown an interest in this product the last month.

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Drainage & Water Supply Building Products

Drainage involves the natural or artificial removal of any sub-surface water from a space. Water supply, on the other hand, involves ensuring that residential, commercial and public spaces have a clean, safe and regular supply of water, usually via pipes and pumps.

Functional, safe and reliable Drainage and Water Supply systems are essential elements in any environment including hotels, residential and commercial properties, schools, shops, and gyms.

Through SpecifiedBy, you can search the market place and compare an extensive range of Drainage and Water Supply products and components including above and below ground drainage systems, plumbing fittings, waste water treatments and water supplies.

Compare products from a number of the UK’s leading manufacturers including Durapipe, Dutypoint Systems, FloPlast and Flexseal.