The BritTherm B1 Series is a reliable and robust domestic circulator pump, specifically designed for secondary hot water systems. Its durable bronze body makes it the perfect choice for circulating potable (drinking) water, as it is corrosion-resistant and prevents water contamination, unlike standard cast iron models.
This pump is a classic, "jump-on" replacement, favoured by installers for its simplicity and proven performance. It features a straightforward 3-speed manual switch, allowing you to easily set the flow rate to match your system's exact demands.
Fully WRAS Approved and backed by a 6-year manufacturer's guarantee, the BritTherm B1 offers both peace of mind and exceptional reliability for your hot and cold water applications.
Key Features
WRAS Approved: Fully certified for use with safe, potable (drinking) water.
Durable Bronze Body: Offers superior corrosion resistance for a long service life.
3-Speed Manual Control: Simple, reliable mechanical switch to adjust performance.
6-Year Guarantee: Comprehensive manufacturer's warranty for total peace of mind.
Integrated Protection: Features built-in electrical and thermal protection against faults.
High-Temperature Rating: TF 110°C class, suitable for demanding hot water systems.
Easy Installation: Standard port-to-port dimensions for a hassle-free replacement.
Technical Specifications
Body Material: Bronze
Application: Potable Hot & Cold Water Circulation
Max System Pressure: 10 Bar
Temperature Class: TF 110°C
Protection Class: IP44
Certifications: WRAS, UKCA, CE
BritTherm B1 Series Model Comparison
Feature
B1 25/4-130
B1 25/8-180
B1 20/12-180
Product Code
661996702
661996707
661996708
Application
Potable Water
Potable Water
Potable Water
Max Head
4 metres
8 metres
12 metres
Max Flow
2.9 m³/hour
6.9 m³/hour
3.1 m³/hour
Power (Max)
72 W
182 W
245 W
Port-to-Port Length
130 mm
180 mm
180 mm
Connection Size
1 1/2"
1 1/2"
1"
Speed Control
3 Fixed Speeds
3 Fixed Speeds
3 Fixed Speeds
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