This is for waste water use and not rainwater drainpipe use which is a different product. Solvent weld reducer designed to fit into a larger solvent weld fitting (they cannot be inserted directly into a pipe) and then accept a smaller solvent weld pipe.
eBay
10Pcs NPT 1/8" Thread Internal Hex Thread Socket Pipe Plug Fitting Connector Brass Pipe Fittings Mechanical Fasteners
Aliexpress UK
Description:[Material] Our drainage pipe sealing ring is made of silicone material with a nice seal and is durable. The plug formed a seal with the tube seated in the plug. Stops the smell from coming back up through the pipe.[Nice Function] Anti-odor floor drain core organizes the put outside of odor effectively, drains efficiently, and is in a closed position daily, achieving the maximum anti-overflow functions.[Design] Multi-layer thread and flexible design make it tightly integrated into the sewer. The opening where the drainage hose is connected has elasticity, and the opening will be relatively small. It can be installed with slight force. If the drainage hose is relatively large, the opening can be trimmed with scissors.
eBay
4PCS 15mm Radiator Pipe Collars Cover Triangle Valve Plastic Decorative Cover Round Snap Type Faucet Plumbing Pipe Cover
Aliexpress UK
Efficient connection: suitable for washing machine and dishwasher drain pipes, and can be perfectly connected with extension hoses. 1 x Waste Pipe Connector. for durable material: ABS plastic connector with stainless steel clamp, high temperature resistance up to 120°C.
eBay
16PC Plastic White pipe plug Square Rectangle Blanking End Caps Tube Pipe Inserts Bung Anti-slip Chair Leg Caps Floor Protection
Aliexpress UK
1 x Sewer Kit. If your washing machine drain and sink hose are not long enough, or you need to replace the drain, you can choose our drain hose. Can be used alone or extend a hose for more 40/60/80/100/120cm.
eBay
Stainless steel strengthens the clamp hose clamp Circular air water pipe Fuel hose clips of water pipe fasteners clamps
Aliexpress UK
Top quality ABS fitting to use in drain waste pipe systems and sewer systems. ABS is an excellent high strength, high impact thermoplastic material. Ideal for a clean look, cost effective yet lightweight.
eBay
1 Piece PVC Pipe Cap Decorative Cover 50-160mm Pipe Insert Plug Water Stop Hose End Connector Downpipe Protective Cover
Aliexpress UK
2 x new unused bends
eBay
6.35mm PPR High Speed Steel Spigot Reamer Hexagonal Shank PVC Pipe Plastics Pipes Repair Plumb Fit Ream Hole Elbow Tee Plumber
Aliexpress UK
Solvent Weld Waste Pipe Clip in White 50mm ws65w.
eBay
1M2M3M 4M 5M PVC transparent steel wire hose thick water pump oil pipe vacuum pipe heat-resistant oil resistant antifreeze agent
Aliexpress UK
Comprehensive Plumbing Connections: The set includes all necessary waste basin pipe fittings, facilitating a complete plumbing connection that simplifies installation and enhances overall performance.
eBay
1/2pcs Garden Hose Bracket-hose Hanger Wall Mount,heavy Duty Water Pipe Holder for Yard Outdoor/indoor,metal Durable Hose Hooks, Ideal Storage Water Pipe
Aliexpress UK