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Safety Valve - 3 Bar - Neta-Tec/EcoBlue/Megaflo

Part number (MPN)
720777801
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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 720777801 fit?

The sources we checked list 720777801 (Safety Valve - 3 Bar - Neta-Tec/EcoBlue/Megaflo, Baxi) for: BAXI 100 124 NG, BAXI 100 128 NG, DUO-TEC 2 28 COMPACT COMBI NG, ECOBLUE 24 COMBI NG, ECOBLUE 24 SYSTEM NG, ECOBLUE 32 SYSTEM NG, ECOBLUE PLUS 24 COMBI NG, ECOBLUE PLUS 28 COMBI NG, Baxi Ecoblue Plus Combi ErP 24, Baxi Ecoblue Plus Combi ErP 28, Baxi Ecoblue Plus Combi ErP 33, ECOBLUE SYSTEM 12 SYSTEM NG, Baxi Ecoblue System ErP 12, Baxi Ecoblue System ErP 15, Baxi Ecoblue System ErP 18, Baxi Ecoblue System ErP 24, Baxi Ecoblue System ErP 28, Baxi Ecoblue System ErP 32, MEGAFLO 2 12 SYSTEM NG, MEGAFLO 2 15 SYSTEM NG, MEGAFLO 2 18 SYSTEM NG, MEGAFLO 2 24 COMPACT SYSTEM NG, MEGAFLO 2 24 SYSTEM NG, MEGAFLO 2 28 SYSTEM NG, MEGAFLO 2 32 SYSTEM NG, Baxi Netatec Combi Ga 24, Baxi Netatec Combi Ga 28, Baxi Netatec Combi Ga 33, ECOBLUE COMBI ERP 24, ECOBLUE COMBI ERP 33, ECOBLUE ERP COMBI28 NG. Always check the model and serial number on the data plate before ordering.

Does 720777801 have equivalent or superseded part numbers?

The sources we checked list no equivalents for 720777801. Ask a Baxi stockist to confirm.

What should I check before fitting 720777801?

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Some lists are dated and the part may have been superseded.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.