The Hyco SF3 water heater kit is suitable for use on the 5, 10 and 15 Litre Hyco Water Heater. The water heater kit comes complete with a 2 Litre Potable Expansion Vessel and a Floguard 15 mm dezincification resistant brass single check valve.

• To be used in conjunction with the Speedflow unvented water heaters
• 2 litre expansion vessel set at 3.5 bar
• Comes with one way check valve
• Required when hot water expansion cannot be accommodated in the pipework
• Weight of expansion vessel 1.0 kg, check valve 0.1 kg
• Height of expansion vessel 225 mm, check valve 65 mm