Zilmet Combi Boiler Expansion Vessel 8 Liter M14 – Baxi, Baymak, Westen Compatible

The Zilmet 8-liter combi boiler expansion vessel is a high-quality, long-lasting combi boiler spare part manufactured to balance the pressure increase that occurs in closed-circuit heating systems. Made in Italy, this expansion vessel is fully compatible with many combi boiler models thanks to its M14 connection size.

Product Features

• Brand: Zilmet
• Capacity: 8 Liters
• Connection Type: M14
• Maximum Working Pressure: 3 bar
• Pre-charge Pressure: 0.8 bar
• Maximum Operating Temperature: 90°C
• Standard: EN 13831
• Country of Manufacture: Italy
• Use: Combi boilers and closed-circuit heating systems

Compatible Brands and Models

• Baxi
• Baymak
• Westen
• Lambert
• Falke
• Chappee

Compatible Part Numbers

• 5625570
• JJJ005625570
• ALPHA 1.021528
• 13B6000844

Purpose

The expansion vessel balances the volume increase of water heated while the boiler is running, keeping system pressure at a safe level. This protects the boiler and installation components and prevents pressure-related failures.

Product Advantages

• Extends boiler life by maintaining pressure balance
• Durable steel body and quality diaphragm
• Easy installation – standard M14 connection
• Made in Europe to high quality standards
• Ideal spare part for combi boiler maintenance and repair

Note: Before ordering, it is recommended that you check the liter capacity and connection size of your existing expansion vessel.

Frequently Asked Questions

What does a combi boiler expansion vessel do?

The expansion vessel balances the volume increase of water heated while the boiler is running, keeping system pressure at a safe level. This protects the boiler and installation components and prevents pressure-related failures.

Which combi boiler brands is the Zilmet 8-liter expansion vessel compatible with?

It is compatible with Baxi, Baymak, Westen, Lambert, Falke and Chappee combi boilers.

What are the equivalent part numbers of this expansion vessel?

The compatible part numbers are: 5625570, JJJ005625570, ALPHA 1.021528, 13B6000844.

What should I check before ordering an expansion vessel?

It is recommended that you check the liter capacity and connection size of your existing expansion vessel; this model has an 8-liter capacity and an M14 connection. Its pre-charge pressure is 0.8 bar and its maximum working pressure is 3 bar.

Can I buy regularly with an invoice as a service company/technician?

Yes, all our sales are invoiced. All orders, including those from service companies and technicians, are placed directly through our website.

How do I track my shipment after ordering?

Your shipment tracking number is sent to your e-mail and phone after ordering; you can follow its status in the “Where Is My Shipment?” section.

Can I return or exchange the product?

Yes. Under Consumer Protection Law No. 6502 you have the right of withdrawal/return within 14 days of delivery. To avoid ordering the wrong model, we recommend that you verify compatibility before ordering. Details are on our “Delivery, Returns and Exchanges” page.

What payment and installment options are available?

You can pay by debit/credit card and Tosla, and take advantage of installment/credit options through Fibabanka and Akbank. Current options are listed on our “Payment Options” page.

Where is Yedepa located and how is delivery made?

Yedepa is an e-commerce site; orders are placed through yedepa.com and shipped to your address by courier from our warehouses across Turkey and from our contracted suppliers. Our head office is at Cennet Mah. 2. Yavuz Selim Cad. No:68/A, Küçükçekmece / İstanbul.