Zilmet UK CAL PRO 8L Heating Vessel with Bracket, Expansion Vessel, Sealed System Pressure Vessel, Replacement Plumbing Spare
About product images
Product images
Some images represent a product range or show a complete installation for context. The size, finish and items included may vary depending on the option selected. Please check the product description and specifications to confirm what’s supplied, as other components or accessories pictured may be sold separately.
If you’re unsure, our team will be happy to help before you order.
Zilmet UK CAL PRO 8L Heating Vessel with Bracket, Expansion Vessel, Sealed System Pressure Vessel, Replacement Plumbing Spare
- Manufacturer part number
- 1300000800B
This item is available from our warehouse or a third-party supplier's warehouse. Delivery times vary depending on stock location. If you need it by a specific date, please contact us before ordering to confirm the latest estimated delivery time.
Questions about this part? Talk to our team
Phone: 01226 369637
Opening times
Monday to Friday 08:00 to 17:00
Saturday and Sunday: closed
Delivery
Free standard delivery on orders over £100 ex VAT. Orders below this carry a £7.95 inc VAT delivery charge. Express delivery items £19.95 inc VAT, allow 1 to 2 working days. Delivery details and surcharges
Description
Product Overview
The Zilmet UK CAL PRO 8L Heating Vessel & Bracket is a compact expansion vessel designed for sealed central heating systems. It helps absorb pressure changes as water heats and cools, supporting stable system performance and reducing stress on components. Supplied with a mounting bracket for secure installation.
Key Features
- 8L vessel capacity – helps accommodate expansion in sealed heating systems for smoother pressure control.
- Includes mounting bracket – makes fitting easier and provides stable, secure support once installed.
- Designed for heating applications – suitable for use as a sealed system expansion vessel to protect pipework and components.
- Ideal replacement part – a practical swap when an existing expansion/pressure vessel loses performance.
- Compact, space-saving format – easier to position in typical boiler cupboards and plant areas.
Use Case / Application
Suitable for installation on sealed central heating systems in domestic and light commercial settings. Common applications include:
- Boiler cupboards and utility rooms
- Plant rooms and service areas
- Replacement of a worn or failed heating expansion vessel
- System maintenance where pressure fluctuations or frequent topping-up indicates a vessel issue
Problem → Solution
Ideal for sealed heating systems suffering from pressure swings or repeated pressure loss, this 8L heating expansion vessel helps restore more stable operation and reduce strain on the system.
Product Specifications
- Manufacturer – Zilmet UK
- Manufacturer Part Number (MPN) – 1300000800B
- Manufacturer Range / Series – CAL PRO
- Dimensions / Size – 8L capacity
- Pack Contents / Includes – Heating vessel, mounting bracket
- Product Type – Heating expansion vessel (pressure vessel)
- Typical Applications / Use Cases – Sealed central heating systems; replacement expansion/pressure vessel installations
Why Buy from BHL?
Zilmet UK is known for reliable components designed to support safe, efficient heating system operation, and the CAL PRO 8L Heating Vessel & Bracket is a dependable choice for replacement and maintenance. Buy online from BHL for competitive pricing and free* & fast UK delivery, with orders delivered with care from UK warehouses. BHL is a specialist online merchant trusted by thousands of satisfied customers since 1998, with thousands of 5-star reviews. Order the Zilmet UK 1300000800B today for a straightforward, high-quality replacement. *see our terms