John Guest grey push-fit acetal cooling manifold fitting is intended for use on a 15mm water recirculation system.
A 4mm restriction between the two 15mm ports direct a proportion of recirculating water around a 3/8″ looped spur.
How to make a connection
Cut the tube square.
Push up to tube stop
Pull to check secure
Pull on the tube to check it is secure. Test the system before use.
pieces available
John Guest Cooling Manifold 15mm x 3/8″ – NC2183
Tube size ends 15mm x 15 mm
Tube size branches 3/8″ x 3/8″