How do I know if this expansion vessel is for my boiler?

Verify the reference 122155370 printed and ensure your model is on the list of compatible ones; also compare the connections with the original part.

The expansion vessel absorbs the expansion of water when heated.

Does the pressure rise significantly when heating, or does the safety valve trip?

It usually indicates the expansion vessel is discharged.

Which models is it suitable for?

Part shared by various models (see Compatibility). If your model does not appear, send us a photo of the marking and we will confirm it.

Installation and recommendations

Check and recharge the air pre-charge of the expansion vessel.

What does refurbished mean and what coverage does it have?

Part removed from a boiler out of service, inspected and tested. Includes 1-year warranty and 14-day return policy. Delivery within 2–4 working days in the EU.

RefurbishedBaxi Roca Expansion vessels

Expansion Vessel Baxi Roca Laura 20 20 F Ref. 122155370

Name: Expansion Vessel Baxi Roca Laura 20 20 F Ref. 122155370
Brand: Baxi Roca
SKU: VECRL2020F
Price: 45 EUR
Availability: InStock

45 €VAT includedIn stock · 1 unit

Expansion vessel: refurbished spare part that absorbs the expansion of water when heated. Useful if the pressure rises significantly when heating or if the safety valve trips. Compatible with Victoria 20, Victoria 20/20, Victoria 20/20 F (ref. 122155370). Includes a one-year warranty and delivery within 2–4 working days in the EU.

Consult via WhatsApp

Not sure if it's your part? Send us a photo of the screen printing via WhatsApp and we'll confirm compatibility before you purchase.

Delivery in 2–4 working days

1-year warranty

14-day return

Technical support

Key Data

Reference: 122155370
Brand: Baxi Roca
Type of part: Expansion vessels
Available units: 1 unit in stock
Status: Refurbished
Warranty: 1 year
Shipping: 2–4 working days (EU)
Return: 14 days

The same part (ref. 122155370) equips these models. Verified compatibility; check the reference before purchasing.

Victoria

Victoria 20
Victoria 20/20
Victoria 20/20 F
Victoria 20/20 T

Laura

Laura 20
Laura 20 F
Laura 20/20
Laura 20/20 F
Laura 20 AF

RS

RS 20
RS 20/20
RS 20/20 F

R / NR

R 20/20
NR 15/20

How do I know if this expansion vessel is for my boiler?: Verify the reference 122155370 printed and ensure your model is on the list of compatible ones; also compare the connections with the original part.
What is it used for?: The expansion vessel absorbs the expansion of water when heated.
Does the pressure rise significantly when heating, or does the safety valve trip?: It usually indicates the expansion vessel is discharged.
Which models is it suitable for?: Part shared by various models (see Compatibility). If your model does not appear, send us a photo of the marking and we will confirm it.
Installation and recommendations: Check and recharge the air pre-charge of the expansion vessel.
What does refurbished mean and what coverage does it have?: Part removed from a boiler out of service, inspected and tested. Includes 1-year warranty and 14-day return policy. Delivery within 2–4 working days in the EU.