Quality certificates

Declaration of Performance

Manhole / Chamber Section – DN900 to DN1200 & LN1200 x WN750

Declaration of Performance

Cover Slabs – DN900 to DN3000 & LN1200 x WN750

Declaration of Performance

Seating rings / Adjusting units / Corbel slabs

BSI Kitemarks

(Road gullies & gully cover slabs)