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Onyx Expansion Vessel 8L Red Heating Vessel 3/4 1.5 Bar ONYX8LHEAT

Onyx

Onyx Expansion Vessel 8L Red Heating Vessel 3/4 1.5 Bar ONYX8LHEAT

Onyx 8 litre red heating expansion vessel with a 3/4 inch system connection and 1.5 bar pre-charge, part ONYX8LHEAT.

Manufacturer part no.
ONYX8LHEAT
Showing prices

£19.15

£15.96 ex. VAT · VAT at 20%

Available to order · 1-2 working days
Available to order · 1-2 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Onyx Expansion Vessel 8L Red Heating Vessel 3/4 1.5 Bar (ONYX8LHEAT) is a diaphragm expansion vessel from the Onyx brand. It is a red-cased heating vessel with an 8 litre nominal capacity, a 3/4" system connection and a 1.5 bar pre-charge.

Not sure which part?

Tell the parts assistant what it's going into — the appliance make and model, or the GC number off the data badge — and it will check this part is on the fit list.