Description

Worcester 87161064420 Return Unit | Right Hand Manifold – Compatible with Greenstar Boilers

The Worcester Return Unit | Right Hand Manifold ensures efficient water flow through your boiler’s heating circuit. This right hand manifold fits neatly into the return section, helping your boiler work smoothly and reliably. It is designed to support optimal system pressure and quick water circulation. Built to exact specifications, it’s ideal for Worcester Greenstar models.

Compatible Boilers

To help you find the correct part, this manifold is compatible with the following Worcester Greenstar models:

Greenstar CDi & CDi HE Series:

• Greenstar 25 CDi (GC No. 47-311-92)

• Greenstar 27 CDi HE (GC No. 47-406-12)

• Greenstar 27 CDi HE LPG (GC No. 47-406-13)

• Greenstar 30 CDi (GC No. 47-311-93)

• Greenstar 30 CDi HE (GC No. 47-406-14)

• Greenstar 30 CDi HE LPG (GC No. 47-406-15)

• Greenstar 35 CDi (GC No. 47-311-94)

• Greenstar 37 CDi HE (GC No. 47-406-08)

• Greenstar 37 CDi HE LPG (GC No. 47-406-09)

• Greenstar 40 CDi (GC No. 47-311-95)

Greenstar CDi Classic & ErP Series (NG & LPG):

• Greenstar 29 CDi Classic (GC No. 47-406-34)

• Greenstar 29 CDi Classic LPG (GC No. 47-406-35)

• Greenstar 34 CDi Classic (GC No. 47-406-36)

• Greenstar 34 CDi Classic LPG (GC No. 47-406-37)

• Greenstar 38 CDi Classic (GC No. 47-406-38)

• Greenstar 38 CDi Classic LPG (GC No. 47-406-39)

• Greenstar 42 CDi Classic HE (GC No. 47-406-10)

• Greenstar 42 CDi Classic HE LPG (GC No. 47-406-11)

• Greenstar 29 CDi Classic ErP (GC No. 47-406-65)

• Greenstar 29 CDi Classic ErP LPG (GC No. 47-406-66)

• Greenstar 30 CDi Classic System ErP (GC No. 41-406-37)

• Greenstar 30 CDi Classic System ErP LPG (GC No. 41-406-38)

• Greenstar 34 CDi Classic ErP (GC No. 47-406-67)

• Greenstar 34 CDi Classic ErP LPG (GC No. 47-406-68)

• Greenstar 35 CDi Classic System ErP (GC No. 41-406-39)

• Greenstar 35 CDi Classic System ErP LPG (GC No. 41-406-40)

• Greenstar 38 CDi Classic ErP (GC No. 47-406-69)

• Greenstar 38 CDi Classic ErP LPG (GC No. 47-406-70)

• Greenstar 42 CDi Classic ErP (GC No. 47-406-71)

• Greenstar 42 CDi Classic ErP LPG (GC No. 47-406-72)

Greenstar i System Series:

• Greenstar 12i System (GC No. 41-311-67)

• Greenstar 12i System LPG (GC No. 41-311-69)

• Greenstar 15i System (GC No. 41-311-84)

• Greenstar 15i System LPG (GC No. 41-311-85)

• Greenstar 18i System (GC No. 41-311-86)

• Greenstar 18i System LPG (GC No. 41-311-87)

• Greenstar 24i System (GC No. 41-311-68)

• Greenstar 24i System LPG (GC No. 41-311-70)

Greenstar i Junior HE Series:

• Greenstar 24i Junior HE (GC No. 47-311-86)

• Greenstar 24i Junior HE LPG (GC No. 47-311-90)

• Greenstar 24i Junior HE Mk5 2013 NG/LPG (GC No. 47-406-54)

• Greenstar 28i Junior HE (GC No. 47-311-87)

• Greenstar 28i Junior HE LPG (GC No. 47-311-91)

• Greenstar 28i Junior HE Mk5 2013 NG/LPG (GC No. 47-406-56)

Greenstar Si Series:

• Greenstar 25 Si (GC No. 47-311-84)

• Greenstar 25 Si LPG (GC No. 47-311-88)

• Greenstar 30 Si (GC No. 47-311-85)

• Greenstar 30 Si LPG (GC No. 47-311-89)

Why Choose This Product?

This genuine Worcester return unit offers excellent system performance and easy installation. The right hand manifold ensures proper water return flow and reduces stress on the boiler. It’s built to Worcester Bosch standards, so it delivers quality, fit, and durability. Install it with confidence for safe, long-lasting operation.

Delivery and Return 

Place your order before 2 PM to qualify for same-day dispatch. We offer both standard and next-working-day delivery options. You can return any unused items within 14 days, provided they’re still in original packaging.

Always have parts fitted by a Gas Safe registered engineer to ensure safety and compliance.