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Vaillant EcoMax Combi Boilers |
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| The new range of ECOmax 800 combination boilers make use of the latest energy saving technology to deliver outstanding efficiency and low emissions, together with trouble free operation and a wide range of other benefits all this adds up to high performance and exceptional fuel efficiency. And what's more it's backed up with a full 2-year guarantee. |
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An "AquaComfort" system provides superb hot water performance (ECOmax 800 models).
A high performance heat exchanger recaptures otherwise wasted heat.
The fully modulating low NOx burner and fan achieves best class emissions within European standards.
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provided channels at the rear of the boiler also allow pipework to run
to above for top connections.
A built-in 2 stage frost thermostat protects the boiler in freezing conditions. The single electronic circuit board allows easy commissioning and servicing and a wide range of push fit options provides total siting flexibility. |
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| A comprehensive boiler display system shows status and diagnostic information for easy commissioning and servicing. |
Technical Specification Chart (Specifications may change without notice. Please check with Vaillant before purchase)
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Please Note: Due to constant changes in the Boiler market, the following prices may be incorrect. We try our best to keep up with the changes but please check before ordering to avoid future complications and disappointments. |
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Condensing Combination Boilers |
ECOmax 824/2EH |
ECOmax 828/2EH |
ECOmax 835/2EH |
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| Price including VAT (excluding flue and timer) | £960.33 | £1026.05 | £1088.92 | |
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Flue type |
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RSF |
RSF |
RSF |
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Maximum DHW heat output |
kW |
23.0 |
28.0 |
35.0 |
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DHW flow rate @ 35oC temperature rise |
L/min |
9.4 |
1.51 |
14.3 |
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Mains water pressure required for max. flow rate |
bar |
0.5 |
0.5 |
0.5 |
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CH heat output range (80oC flow/60oC return) |
kW |
11.0-18.4 |
13.4-22.4 |
10.5-27.0 |
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CH heat output range (50oC flow/30oC return) |
kW |
11.6-19.4 |
14.1-23.6 |
11.0-28.4 |
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Maximum CH heat input (net) |
kW |
18.8 |
22.9 |
27.0 |
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Connections |
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Cold water inlet |
mm |
152) |
152) |
152) |
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DHW outlet |
mm |
152) |
152) |
152) |
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Gas inlet |
mm |
151) |
151) |
151) |
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Pressure relief discharge pipework |
mm |
151) |
151) |
151) |
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Condensate drain (internal diameter min.) |
mm |
19 |
19 |
19 |
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Electrical connection |
V/Hz |
230/50 |
230/50 |
230/50 |
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Dimensions |
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External case width |
mm |
480 |
480 |
480 |
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External case depth |
mm |
380 |
380 |
450 |
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Weight approx. |
kg |
45 |
47 |
48 |
1)Copper tail pipe clip distance from wall
2)Compression fitting