Olympic Manufacturing

Olympic Manufacturing 3" U-Flow RetroDrain with Plastic Body

The Copper Hercules RetroDrain features an extra large flange with depressed sump for improved water flow, and a heavy-duty cast aluminum strainer dome and clam

Olympic Manufacturing U-Flow Pc/Pet RetroDrain with 4" SuperDome Strainer — Ventilation and Drainage

Manufactured with a tough copolymer resin that is compatible with any roofing system, PC/PET drains can even withstand the heat associated with torch down roofi

Olympic Manufacturing U-Flow Pc/Pet RetroDrain with 4" SuperDome Strainer

Manufactured with a tough copolymer resin that is compatible with any roofing system, PC/PET drains can even withstand the heat associated with torch down roofi

Olympic Manufacturing 4" U-Flow Standard Duty New Connection Aluminum Drain with SuperDome Strainer

Olympic Manufacturing 6" NewCon New Connection Aluminum Drain

NewCon New Connection Drain designed for installation in roof areas that pond water or new roof construction. Constructed of aluminum and stainless steel compon

Olympic Manufacturing 3" U-Flow Heavy Duty Alumaweld RetroDrain

The one-piece spun aluminum body has a plastisol coated flange for direct hot air welding of PVC type roof membranes. The drain flange has a depressed sump area

Olympic Manufacturing 4" U-Flow Heavy Duty Alumaweld RetroDrain

The one-piece spun aluminum body has a plastisol coated flange for direct hot air welding of PVC type roof membranes. The drain flange has a depressed sump area

Olympic Manufacturing 4" U-Flow Heavy Duty Alumaweld RetroDrain — Ventilation and Drainage

The one-piece spun aluminum body has a plastisol coated flange for direct hot air welding of PVC type roof membranes. The drain flange has a depressed sump area

Olympic Manufacturing 5" U-Flow Heavy Duty Alumaweld RetroDrain

The one-piece spun aluminum body has a plastisol coated flange for direct hot air welding of PVC type roof membranes. The drain flange has a depressed sump area

Olympic Manufacturing 5" U-Flow Heavy Duty Alumaweld RetroDrain — Ventilation and Drainage

The one-piece spun aluminum body has a plastisol coated flange for direct hot air welding of PVC type roof membranes. The drain flange has a depressed sump area

Olympic Manufacturing 6" U-Flow Heavy Duty Alumaweld RetroDrain

The one-piece spun aluminum body has a plastisol coated flange for direct hot air welding of PVC type roof membranes. The drain flange has a depressed sump area

Olympic Manufacturing 6" U-Flow Heavy Duty Alumaweld RetroDrain — Ventilation and Drainage

The one-piece spun aluminum body has a plastisol coated flange for direct hot air welding of PVC type roof membranes. The drain flange has a depressed sump area

Olympic Manufacturing 4" U-Flow Scupper RetroDrain

Designed for existing through-wall/side-wall or scupper drainage pipes, the aluminum and stainless steel drain components provide durability and compatibility w

Olympic Manufacturing 4" U-Flow Scupper RetroDrain — Ventilation and Drainage

Designed for existing through-wall/side-wall or scupper drainage pipes, the aluminum and stainless steel drain components provide durability and compatibility w

Olympic Manufacturing 6" U-Flow Copper Hercules Aluminum RetroDrain

Hercules RetroDrains have a one-piece body, heavy-duty cast aluminum strainer dome, and clamping ring for strength and durability. The Hercules RetroDrain incor

Olympic Manufacturing 6" U-Flow Copper Hercules Aluminum RetroDrain — Ventilation and Drainage

Hercules RetroDrains have a one-piece body, heavy-duty cast aluminum strainer dome, and clamping ring for strength and durability. The Hercules RetroDrain incor

Olympic Manufacturing 6" U-Flow Hercules Copper Drain — Ventilation and Drainage

Hercules RetroDrains have a one-piece body, heavy-duty cast aluminum strainer dome, and clamping ring for strength and durability. The Hercules RetroDrain incor

Olympic Manufacturing 6" U-Flow Hercules Copper Drain

Hercules RetroDrains have a one-piece body, heavy-duty cast aluminum strainer dome, and clamping ring for strength and durability. The Hercules RetroDrain incor

Olympic Manufacturing 3" Rac U-Flow Gutter Retro Drain

RAC Gutter Retro Drain's unique dimensions allow the Gutter RetroDrain to be installed within 9-in. wide box type gutters, near parapet walls or other tight are

Olympic Manufacturing 4" Rac U-Flow Gutter Retro Drain

RAC Gutter Retro Drain's unique dimensions allow the Gutter RetroDrain to be installed within 9-in. wide box type gutters, near parapet walls or other tight are

Olympic Manufacturing Pipe Guard Adjustable Up To 6" — Commercial Accessories

OMG PipeGuard® is the roofing industry's preferred pipe support. With nine models ranging in size and configuration, there's a PipeGuard For virtually every app

Olympic Manufacturing Pipe Guard Adjustable Up To 6"

OMG PipeGuard® is the roofing industry's preferred pipe support. With nine models ranging in size and configuration, there's a PipeGuard For virtually every app

Olympic Manufacturing 6" U-Flow Seal

The roofing industry's original mechanical compression seal provides a watertight mechanical seal that prevents damage to the roof and building from water back-

Olympic Manufacturing 4" x 4" U-Flow Gravel Guard