Be inspired by our projects View some of the projects carried out by our clients. If this is the first time you install our products, no worries, we offer you the support to install the Permavoid, trench drains and Romac sewer sleeves and fittings. Filter by category Clamps and couplings Permavoid Rubber edging Sewer baskets Surface drainage Emergency response to water mains failure Clamps and couplings Adding an aqueduct valve Clamps and couplings Relocation and deviation of a water main Clamps and couplings