It is recommended that your hot water system is serviced regularly and that the appropriate Service Record is completed.
Service Provider
Before completing the appropriate Service Record below, please ensure you have carried out the service as described in the manufacturer's instructions.
A combined primary storage unit (cpsu) for domestic hot water supply and central heating
appliance category 1 2h
types c13:c53:c33
destination gb: ie, nox class 5 (52 pages)