Baxi
Baxi Washer 18.5mm 7211552
Baxi 18.5mm washer, part number 7211552, for use with listed Baxi and Potterton boiler systems.
Showing prices
£3.36
£2.80 ex. VAT · VAT at 20%
Available to order · 7 working days
Available to order · 7 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Baxi 7211552 is an 18.5mm washer classed as a gasket, O-ring, seal and washer. It is supplied by Baxi for use within a range of Baxi and Potterton system boilers, where it forms part of a sealed joint.
Before you order
- Check the boiler model and serial number against the fitment list, as several entries depend on serial number ranges.
- Confirm the 18.5mm dimension matches the sealing point you are replacing.
- Compare any existing washer with the part before ordering.
No specification data held for this part.
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| BAXI MEGAFLO 15 HE A SYSTEM | 41-075-55 | 41-075-55 | — | — |
| BAXI MEGAFLO 15 HE SYSTEM | 41-075-52 | 41-075-52 | — | — |
| BAXI MEGAFLO 18 HE A SYSTEM | 41-075-56 | 41-075-56 | — | — |
| BAXI MEGAFLO 18 HE SYSTEM | 41-075-53 | 41-075-53 | — | — |
| BAXI MEGAFLO 24 HE A SYSTEM BEFORE BTF 0932 | 41-075-57 | 41-075-57 | — | — |
| BAXI MEGAFLO 24 HE A SYSTEM FROM SERIAL NO BTF 0932 | 41-075-57 | 41-075-57 | — | — |
| BAXI MEGAFLO 28 HE A SYSTEM BEFORE CAB 1112 | 41-075-58 | 41-075-58 | — | — |
| BAXI MEGAFLO 28 HE A SYSTEM FROM SERIAL NO CAB 1112 | 41-075-58 | 41-075-58 | — | — |
| BAXI MEGAFLO 32 HE A SYSTEM | 41-075-59 | 41-075-59 | — | — |
| BAXI MEGAFLO SYSTEM ErP 15 SERIAL No. ENDING AC | 41-470-18 | 41-470-18 | — | — |
Showing 10 of 53 compatible appliances.
Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
manual
BAXI appliance manual — MEGAFLO 15 HE A SYSTEM (GC 41-075-55), MEGAFLO 18 HE A SYSTEM (GC 41-075-56), MEGAFLO 24 HE A SYSTEM BEFORE BTF 0932 (GC 41-075-57), MEGAFLO 24 HE A SYSTEM FROM SERIAL NO BTF 0932 (GC 41-075-57), MEGAFLO 28 HE A SYSTEM BEFORE CAB 1112 (GC 41-075-58), MEGAFLO 28 HE A SYSTEM FROM SERIAL NO CAB 1112 (GC 41-075-58), MEGAFLO 32 HE A SYSTEM (GC 41-075-59)
manualmanualBAXI appliance manual — MEGAFLO 15 HE SYSTEM (GC 41-075-52), MEGAFLO 18 HE SYSTEM (GC 41-075-53)
manualmanualBAXI appliance manual — MEGAFLO SYSTEM ErP 15 SERIAL No. ENDING AC (GC 41-470-18), MEGAFLO SYSTEM ErP 15 SERIAL No. ENDING BC (GC 41-470-18), MEGAFLO SYSTEM ErP 18 SERIAL No. ENDING AC (GC 41-470-19), MEGAFLO SYSTEM ErP 18 SERIAL No. ENDING BC (GC 41-470-19), MEGAFLO SYSTEM ErP 24 SERIAL No. ENDING AC (GC 41-470-20), MEGAFLO SYSTEM ErP 24 SERIAL No. ENDING BC (GC 41-470-20), MEGAFLO SYSTEM ErP 28 SERIAL No. ENDING AC (GC 41-470-21), MEGAFLO SYSTEM ErP 28 SERIAL No. ENDING BC (GC 41-470-21), MEGAFLO SYSTEM ErP 32 SERIAL No. ENDING AC (GC 41-470-22), MEGAFLO SYSTEM ErP 32 SERIAL No. ENDING BC (GC 41-470-22)
manualmanualPOTTERTON appliance manual — GOLD SYSTEM ErP 18 SERIAL No. ENDING AC (GC 41-592-39), GOLD SYSTEM ErP 18 SERIAL No. ENDING BC & CC (GC 41-592-39), GOLD SYSTEM ErP 18 SERIAL No. ENDING DC (GC 41-592-39), GOLD SYSTEM ErP 24 SERIAL No. ENDING AC (GC 41-592-40), GOLD SYSTEM ErP 24 SERIAL No. ENDING BC & CC (GC 41-592-40), GOLD SYSTEM ErP 24 SERIAL No. ENDING DC (GC 41-592-40), GOLD SYSTEM ErP 28 SERIAL No. ENDING AC (GC 41-592-41), GOLD SYSTEM ErP 28 SERIAL No. ENDING BC & CC (GC 41-592-41), GOLD SYSTEM ErP 28 SERIAL No. ENDING DC (GC 41-592-41)
manualmanualPOTTERTON appliance manual — GOLD SYSTEM HE A 28 - AFTER SERIAL No. HSA 1112 (GC 41-592-17), GOLD SYSTEM HE A 28 - BEFORE SERIAL No. HSA 1112 (GC 41-592-17)
manualmanualPOTTERTON appliance manual — PROMAX PLUS A SYSTEM 12 HE (GC 41-591-99), PROMAX PLUS A SYSTEM 15 HE (GC 41-592-01), PROMAX PLUS A SYSTEM 18 HE (GC 41-592-02), PROMAX PLUS A SYSTEM 24 HE (AFTER SERIAL NO. AWD 0932) (GC 41-592-03), PROMAX PLUS A SYSTEM 24 HE (BEFORE SERIAL NO. AWD 0932) (GC 41-592-03), PROMAX PLUS A SYSTEM 32 HE (GC 41-592-04)
manualmanualPOTTERTON appliance manual — PROMAX PLUS SYSTEM 12 HE (GC 41-591-90), PROMAX PLUS SYSTEM 15 HE (GC 41-591-91), PROMAX PLUS SYSTEM 18 HE (GC 41-591-92), PROMAX PLUS SYSTEM 24 HE (GC 41-601-21), PROMAX PLUS SYSTEM 32 HE (GC 41-591-93)
manualmanualPOTTERTON appliance manual — PROMAX SYSTEM Erp 12 - SERIAL No. ENDING AC (GC 41-592-42), PROMAX SYSTEM Erp 12 - SERIAL No. ENDING DC (GC 41-592-42), PROMAX SYSTEM Erp 15 - SERIAL No. ENDING AC (GC 41-592-43), PROMAX SYSTEM Erp 15 - SERIAL No. ENDING DC (GC 41-592-43), PROMAX SYSTEM Erp 18 - SERIAL No. ENDING AC (GC 41-592-44), PROMAX SYSTEM Erp 18 - SERIAL No. ENDING DC (GC 41-592-44), PROMAX SYSTEM Erp 24 - SERIAL No. ENDING AC (GC 41-592-45), PROMAX SYSTEM Erp 24 - SERIAL No. ENDING DC (GC 41-592-45), PROMAX SYSTEM Erp 32 - SERIAL No. ENDING AC (GC 41-592-46), PROMAX SYSTEM Erp 32 - SERIAL No. ENDING DC (GC 41-592-46)
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