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Insulation Side Comb Box

Part number (MPN)
231175BAX
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Source
retailer parts list
checked 2026-11-06
Fitting notes

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

Compatible appliances

Always check the model and serial number on the data plate before ordering.

Frequently asked questions

Which appliances does 231175BAX fit?

The sources we checked list 231175BAX (Insulation Side Comb Box, Baxi) for: Baxi Bermuda 45/3 E, Baxi Bermuda 45/3 M, Baxi Bermuda 45/4 E, Baxi Bermuda 45/4 M, Baxi Bermuda 57/3 E, Baxi Bermuda 57/3 M, Baxi Bermuda 57/4 E, Baxi Bermuda 57/4 M. Always check the model and serial number on the data plate before ordering.

Does 231175BAX have equivalent or superseded part numbers?

The sources we checked list no equivalents for 231175BAX. Ask a Baxi stockist to confirm.

What should I check before fitting 231175BAX?

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

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Some lists are dated and the part may have been superseded. Information only, compatibility not guaranteed.