FloPlast SP12 50mm Rubber Boss Reducer | 2″ Waste to 67mm Soil Pipe Boss

FloPlast SP12 50mm Rubber Boss Reducer | 2″ Waste to 67mm Soil Pipe Boss

Features

This genuine FloPlast 50mm rubber boss reducer is a trade-quality waste system adapter engineered to connect high-capacity waste lines directly into a soil stack. Designed to push seamlessly into a standard 67mm soil pipe boss entry point, this robust rubber insert accepts 50mm (2″) waste pipes to create a completely air-tight, watertight, and flexible compression seal.

• Universally compatible with FloPlast, Polypipe, and other leading soil pipe brands
• Precisely reduces a 67mm soil pipe boss entry point down to a standard 50mm opening
• Flexible rubber body absorbs expansion and vibrations from high-capacity waste lines
• Simple push-fit installation provides an instant watertight and odour-proof joint

Technical

• Brand: FloPlast
• Part Number: SP12
• Component Type: Push-Fit Rubber Waste Boss Reducer Insert
• Outer Diameter Size: 67mm (To fit standard commercial/residential soil pipe boss openings)
• Inner Diameter Size: 50mm (Accommodates standard 50mm / 2″ waste pipework)
• Material Base: High-Grade, Detergent-Resistant Synthetic Rubber
• Connection Type: Friction Fit / Push-Fit Compression Seal

Details

Connecting a larger 50mm commercial waste pipe directly into a wide soil stack boss opening leaves an awkward structural gap that rigid plastic adapters cannot always seal reliably. Consequently, sewer gases and foul smells escape past the joint, which quickly ruins the air quality inside your property. Furthermore, because 50mm lines handle heavy volumes of hot water from appliances or multiple basins, the resulting pipe expansion can easily crack or distort rigid cement joints. As a result, dirty wastewater begins to drip behind your wall panels, which creates hidden mold growth and structural rot.

Fortunately, installing this FloPlast 50mm rubber boss reducer eliminates these odor and leakage frustrations completely. Because the high-grade rubber body inserts directly into a 67mm boss opening, it creates a flexible, heavy-duty barrier that easily absorbs pipe movement without losing its grip. Additionally, since the inner collar stretches seamlessly around 50mm waste pipes, it forms an instant, airtight compression seal without requiring messy solvent cement. Therefore, you successfully secure a fast, reliable, and professional connection that blocks sewer drafts entirely.