Rubber Coupling Adapter 3" to 4" Size:4" to 3" The end cap is made

The end cap is made of stainless steel and has a 4" diameter horizontal outlet

Additional accessories can be requested which include oil level and sediment level sensors

We also sell pre-cut 10mm rebar support 4-packs

Customers can choose between a 1% pre-slope or a non-sloped system

Feature's a 4" cut-out outlet option for pipe connection

Rubber Coupling Adapter 3" to 4" Size:4" to 3" The end cap is madeVodaland's 4" rubber coupling adapter provides a secure and watertight connection between our product outlets and standard 4" Schedule 40 PVC piping. Since our systems are manufactured in Europe, the outlet sizes differ slightly from North American standards. This flexible rubber coupling compensates for that variance, ensuring a snug, leak resistant fit with its different variants. Suitable for 3" to 4" pipe connections. Engineered for durability and