600mm x 300mm (24” x 12”)Riser 500mm (20”)Riser to Riser Adapter 600mm (24”) Riser to Riser Adapter TREATMENT PLANT/SEPTIC TANK FILTERS & UV DISINFECTION RISER AND PIPE COVERS RISERS AND RISER KITS ADAPTER RINGS AND RISER TO RISER ADAPTERS Tel: 00353 (0)59 863 1524 |Email:*...
Polylok, Inc. is an international supplier for the precast concrete and onsite wastewater industries, producing high-grade septic tank Solution and product.
“risers”, were tubular shaped recesses formed from one or more segments of poured concrete. Likewise, poured concrete was often used to fashion the coverings, such as a lid or cover or cap, of the riser. However, use of concrete as the material for making risers can be expensive. ...