Order on 0330 123 3707
Order Line
0330 123 3707
next day delivery cutoff 8:00pm
Order before 8pm
Next Day Delivery
Order on 0330 123 3707
Order Line 0330 123 3707
next day delivery cutoff 8:00pm
Order before 8pm Next Day Delivery

Expansion Vessels

What is an Expansion Vessel?

The expansion vessel inside an electric boiler is a small tank that is used to protect the boilers closed water heating systems from excessive pressure. The expansion vessel is filled with air that acts as a cushion against pressure surges within the electric boiler.

Can see what you’re looking for? Give our helpful customer service team a call and they will be more than happy to help.

4430070 Electric Heating Company Sp00853 Expansion Vessel With Adaptor SP00853
This part fits...
£155.34(inc VAT)

What can Direct Heating Spares do for me?

At Direct Heating Spares we offer all of our customers with the best customer service and premium quality spare parts for a wide range of different appliances. We offer all of our customers a prompt delivery service to you directly or to one of our collection points across the UK.

Give our customer service team a call and they will be more than happy to help find the correct part for your appliance from over 20,000 parts in our distribution centre and if we don’t stock it they will be able to get the part ordered in specifically for you