Ultimate₃ Regular (Open Vent) Boiler
High efficiency regular boiler from Glow-worm
- High performance, ErP A rated regular boiler
- Lightweight boiler with cupboard fit dimensions
- FREE 5 year guarantee*
High performance
The Ultimate₃ regular boiler provides outstanding heating performance in a 25kW model, and is best suited to homes with high hot water demands, where a hot water storage cylinder and a cold water tank are already installed.
Specifications
Specifications
Ultimate₃, Regular Boiler | 25kW |
---|---|
Boiler dimensions (H x W x D mm) | 600 x 375 x 280 |
Maximum horizontal flue length 60/100 (m) | 10 |
Maximum vertical flue length 60/100 (m) | 10 |
PCDB seasonal efficiency (%) | 89.6 |
ErP rating | A |
Related Products
Related Products
MiGo personal heating assistant
- Remote heating and hot water control
- Automatically learns your energy needs
- MiGo and Glow-worm boilers speak the same language
Climapro₂ RF control
- Simple-to-use handheld unit can be wall mounted or portable within the living area
- Backlit display provides advanced user control and functionality
- Two channel wireless programmable room thermostat
Climastat
- Easy to use
- Extra low voltage
- Simple & discreet 2 wire connection
Downloads
Downloads
How to get
Want to find out more?
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Alternative products
Alternative products
Ultimate₃ combi boilers
- Leading combi boiler offering outstanding performance
- ErP A rated for efficiency – helping you to reduce your energy bills
- FREE 5 year parts and labour guarantee
Ultimate₃ System Boiler
- Highly reliable system boiler offering outstanding performance
- ErP A rated for efficiency – helping you to save money on your energy bills
- FREE 5 year parts and labour guarantee*
Energy regular boiler
- ErP A rated for efficiency - helping you to reduce your energy bills
- Compact size – perfect in kitchen cupboards
- Ultra quiet operation