Drain Covers

Protect drains and avoid fines with the world's toughest, best-sealing covers. PIG DrainBlocker Drain Covers seal tight to keep out unwanted liquids and help you comply with SPCC and Stormwater Regs. PIG Drive-Over DrainBlocker Covers and Trench Drain Covers are the toughest, longest-lasting, best-sealing on the market — and they can withstand tanker traffic. For all-around protection, use our best-in-class drain cover with DuPont Elvaloy. Our patented two-layer technology and UV, chemical and infrared light resistance deliver high performance indoors or outside. It’s tough enough for long-term use — and it won’t rip when you pick it back up.