Glow-worm 0020038254 Expansion vessel
RRP: £277.00 ... OUR PRICE: £70.00 Inc VAT and Free Delivery
Model Number: 20038254
Depth (mm): 450
The expansion vessel is a small chamber that is utilised to protect closed water heating systems from pressure surges. The expansion vessel is filled with air that acts as a cushion against pressure surges within the system.
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