DRAINAGE PIPES & FITTINGS
APP offer a complete technical and commercial answer to all non-pressure, surface and sub-surface water drainage applications for all residential, highway, rail and airport infrastructure projects and serving the agricultural, sports and leisure sectors.
TWINWALL / STRUCTURED WALL DRAINAGE SYSTEMS
Gravity Twinwall HDPE drainage systems offer a direct alternative to concrete and clayware pipes.
A full range, 110mm to 600mm, is available including pipe and fittings offering the new HAPAS specification (Highways Authorities Product Approval Scheme) issued by the BBA.
Large diameter gravity or low pressure structured wall pipe systems made from high density polyethylene (HDPE) can be offered where a lightweight engineered pipe with superior loading capacity is required - diameters 400mm to 1500mm+.
These systems are key in conveying liquids or air below or above ground level in gravity applications.
These pipes are designed and manufactured in accordance with national and international standards such as BSEN1295, BSEN13476 and WIS4-35-01.
LAND DRAINAGE
A choice of materials, diameters, colours and coil lengths are offered to the agricultural, sports and leisure sectors to achieve effective management of land water drainage.
BESPOKE MANHOLES & CATCHPITS
Manholes and catchpits have been, and are, widely and successfull used for applications including railway drainage, highway drainage and oil containment systems.
APP civils can offer specialist fabrication units manufactured to standard designs or to bespoke customer specifications.