Free Click & Collect
Within One Hour
Delivery address
Collection branch
Ideas & Advice
VAT
EX
INC
Vaillant ecoTEC Pro Combi 28kW Gas Boiler ErP 10021837
5
1 Review
Hover Over to Zoom In
Frequently bought together
Overview
- Patented stainless steel main and secondary heat exchanger providing superior heat transfer and highly efficient performance
- Removable side panels for improved accessibility and installation flexibility
- High quality clean appearance
- Manual pressure gauge sited at the front of the boiler
- Highly efficient and economical to run
- Ultra quiet whilst in operation
- Fully modulating low NOx burner and fan
- Built-in-two-stage frost protection
- Vaillant’s ‘aquaCOMFORT’ warm start feature
- Wide modulation range of up to 1:4
Technical specification
Boiler Type
Combi
Depth
338 mm
Height
720 mm
Width
440 mm
Maximum Horizontal Flue 100mm
12 m
Maximum Horizontal Flue 125mm
39 m
Maximum Vertical Flue 100mm
12 m
Maximum Vertical Flue 125mm
41 m
External or Internal
Internal
DHW Output
27.2 kW
DHW Response 1m from Tap
5 Secs
DHW Flow Rate at 35 Degree Rise
11.1 L
DHW Output Min and Max
27.2 kW
SEDBUK SAP 2009 Rating
A
SEDBUK SAP 2005 Rating
91.29%
CH Condensing Max Output
19.1 kW
Heat Output
28 kW
Fuel Type
Natural Gas
Includes
Boiler Only
Noise Level
49 dB
Nox Class
5
Solar Compatible
Yes
Type
Boiler
Years Guaranteed
2
Registered with the Energy Savings Trust
Yes
Brand Name
Vaillant
Worcester Greenstar 4000 24kW System 7733600385
Built on all the tried, tested and much-loved features of the Greenstar i, the Greenstar 4000 is instantly familiar and yet totally transformed in appearance, performance and installer plus points. We have raised the bar with the speed and ease of installation, commissioning and servicing, alongside improvements in efficiency and control.
£1,714.33 each (Inc. VAT)
Keyed Filling Link
Innovative design features ensure the Worcester Keyless Filling Link delivers reliable, trouble-free performance without risking backflow or overfilling.
£36.36 each (Inc. VAT)
Grant Vortex Pro 36kW Combi Oil Boiler Oil ErP
The latest Grant Vortex Pro internal combination oil boiler features a 24 litre expansion vessel, neon diagnostic indicators and a factory-fitted condensate trap - all designed to make installation and servicing easier. With larger than normal plate heat exchangers, the hot water performance of this high-efficiency combi boiler is vastly increased. The two very accurate electronic temperature controls allow the boiler to operate in condensing mode on central heating and instant hot water production can be maintained. In addition, a low system pressure cut off switch protects the combi boiler in the event of system water loss.
£4,575.23 each (Inc. VAT)
Valliant ecoFit Pure 835 35kW Combi Gas Boiler ErP 0010020391
If space is at a premium, the cupboard-size ecoFIT Pure combination boiler from Vaillant is an easy choice. The compact size and optional rear flue fitting means this boiler is ideal for even the snuggest of installations including kitchen cupboards and small cloakroom spaces. The ecoFIT pure? powerful aluminium heat exchanger offers outstanding performance and low energy consumption for any home. When you don't need as much heat, it will reduce itself to just 20% of its maximum output, meaning greater energy efficiency and lower bills. the ecoFIT is also compatible with vSMART technology, providing the ability to control the heating and hot water over the internet.
£1,979.15 each (Inc. VAT)