Free Click & Collect
Within One Hour
Delivery address
Collection branch
Ideas & Advice
VAT
EX
INC
Glow-worm Ultimate3 25kW Heat Only Gas Boiler ErP
Hover Over to Zoom In
Frequently bought together
Overview
- 5 year parts and labour guarantee
- ErP 94% A rated boiler that helps reduce energy bills
- Exclusive to City Plumbing Supplies and Plumbing Trade Supplies
- High efficiency modulating Grundfos pump - Lower running costs as the pump adapts to actual heating and hot water demand
- Lightweight boiler with cupboard fit dimensions
- Modern, bright, LCD display with easy-to-use interface
- High grade aluminium heat exchanger for proven and reliable performance
- Easy to install and service
- Wide range of Glow-worm flues and accessories available
Technical specification
ERP Rating
A
Boiler Type
Heat Only
ERP Efficiency
94%
Depth
300 mm
Height
740 mm
Width
418 mm
Maximum Horizontal Flue 100mm
10 m
Maximum Horizontal Flue 125mm
10 m
Maximum Vertical Flue 100mm
10 m
Maximum Vertical Flue 125mm
25 m
External or Internal
Internal
SEDBUK SAP 2009 Rating
89%
SEDBUK SAP 2005 Rating
91%
CH Condensing Max Output
26.5 kW
Heat Output
30 kW
Fuel Type
Natural Gas
Includes
Boiler Only
Noise Level
51 dBA
Solar Compatible
N
Type
Boiler
Years Guaranteed
5
Range Description
Ultimate3
Manufacturer Model No
10021408
Made To Order
N
Brand Name
Glow-Worm
Reviews
Be the first to review this product.
NEW
A compact highly efficient 12kW open vent regular boiler ideal for smaller homes with a traditional heating setup and hot water cylinder. Fits neatly inside standard kitchen cabinets and offers A-rated seasonal efficiency.
£1,527.04 each (Inc. VAT)
Glow-worm Ultimate3 Combi 30kW Gas Boiler
The Ultimate 3 Combi Boiler is Glow-worms high performance, ErP A rated boiler range developed for the one off installer market, and exclusively manufactured for Travis Perkins. Available in a choice of 30kW and 35kW models and offers both high DHW flow rates and flexible flue options. The high performance model features a manual pressure gauge for easy installation and a modern, bright, LCD display with a simple-to-use interface
£1,022.57 each (Inc. VAT)
NEW
The Ideal Logic Heat H18 Condensing Boiler (228387) offers dependable 18kW heating performance in a lightweight, compact body. Ideal for replacements in existing open-vented central heating systems with minimal disruption.
£1,405.55 each (Inc. VAT)
NEW
The Worcester Greenstar 15Ri delivers 15kW of efficient regular heating. Designed to fit neatly in standard kitchen cabinets this heat-only boiler is ideal for replacing older units in homes with regular heating systems and traditional cylinders.
£1,589.71 each (Inc. VAT)