GREEN DRAIN INC

Green Drain GD103.5 Waterless Floor Trap Seal, 3.5 in.

$46.95 ~~Sale price$53.18you save $6.23~~

Key Features:

Waterless Floor Trap Seal: Installs into 3.5" floor drains to block sewer gases, foul odors, insects, and evaporation without the need for water, primer, or chemical applications.
One-Way Silicone Rubber Sealing Flapper: Features a silicone rubber flapper with four flexible sealing ribs that allows water to drain freely while maintaining a tight seal against backflow, pests, and harmful bacteria.
UV-Resistant ABS Plastic Frame: Durable, UV-resistant ABS plastic construction ensures long-lasting performance in demanding commercial and foodservice environments.
Tool-Free Installation and Removal: Press-to-install design takes only seconds to set; removal is achieved by hooking an arm close to the spoke and pulling upward, requiring no special tools.
Keeps Drain Fully Functional: Acts as a passive barrier that does not impede normal drainage flow, keeping drains operational at all times while providing continuous trap protection.
Reduces Maintenance Costs: Eliminates the recurring need to pour primer water down floor drains, reducing labor and supply costs associated with drain maintenance.
Environmentally Responsible: Waterless design reduces water consumption and removes the need for chemical drain treatments, supporting sustainable facility management practices.
Patented Technology: Protected by U.S. Patent Nos. 7900288 and 9027172, reflecting proven, proprietary engineering in floor drain trap sealing.
3.5" Diameter: Sized to fit standard 3.5" floor drain openings common in commercial kitchens, restrooms, and institutional wash-down areas.

Denver

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Las Vegas

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Green Drain GD103.5 Waterless Floor Trap Seal, 3.5 in.

$46.95~~$53.18~~

Detailed Description

The Green Drain GD103.5 is a waterless floor trap seal engineered for 3.5-inch commercial floor drains in washrooms, kitchens, and other institutional environments. Its one-way silicone rubber sealing flapper with four flexible ribs acts as a passive valve, allowing water to drain freely while blocking the backflow of sewer gases, insects, and foul odors. The UV-resistant ABS plastic frame provides reliable long-term durability under continuous commercial use. A tool-free press-to-install design makes deployment fast and straightforward, eliminating the need for chemical treatments or routine water priming. Covered by U.S. Patent Nos. 7900288 and 9027172, this product is a proven, eco-friendly alternative to traditional trap primers.

Product Details

Blocks Gases, Odors, and Pests

One-way valve restricts sewer gases, insects, odors, and evaporation from floor drains.

Waterless Trap Seal

Eliminates the need to pour primer or water down the drain while keeping it fully functional.

Durable, Patent-Protected Build

UV resistant ABS plastic frame with a silicone rubber sealing flapper and four flexible sealing ribs.

GD103.5 Green Drain 3.5-inch black waterless floor trap seal, top view showing silicone sealing flapper and ribbed ABS frame

Press-In Installation in Seconds

The GD103.5 Green Drain is engineered for effortless installation. Simply press it into any standard 3.5-inch floor drain opening and it is ready to work immediately. Removal is just as simple, using the hook arm and spoke design for quick release.

No tools or adhesives required
Fits standard 3.5-inch diameter floor drains
Reversible removal using the integrated hook arm mechanism
Covered by U.S. Patents No. 7900288 and 9027172

Key Specifications

Frame MaterialUV Resistant ABS Plastic

Flapper MaterialSilicone Rubber

Sealing RibsFour Flexible Ribs

Drain Diameter3.5 inches

Ideal For

Commercial Kitchens Restrooms and Washrooms Food Service Facilities Industrial Wash Areas Healthcare Environments

From the Cresco Resco Team

Why You'll Love It

The GD103.5 Green Drain delivers reliable, chemical-free protection against sewer gases, odors, insects, and bacteria for any 3.5-inch floor drain.

A smart upgrade for any commercial or institutional space that requires a cleaner, safer drain environment.
The patented one-way silicone flapper valve provides a tight seal without ever requiring water or chemicals.
Press-in installation takes seconds, making it a low-effort, high-impact addition to any facility maintenance routine.

Specifications

Model	GD103.5
Brand	Green Drain Inc
Product Type	Waterless Floor Drain Trap Seal
Diameter	3.5 in.
Frame Material	UV Resistant ABS Plastic
Sealing Flapper Material	Silicone Rubber
Sealing Ribs	4 Flexible Sealing Ribs
Valve Type	One-Way Valve
Installation	Press to Install (Tool-Free)
Country of Origin	United States
Patents	U.S. Patent No. 7900288 and 9027172
Sold As	Each