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Vaillant Ecofit Pure 835 Combi Boiler

Product code: 114657
In Stock
Delivery Within 5 working days from our supplier
Supplier delivery - from FREE
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As one of Europe’s leading heating technology manufacturers, ‘thinking ahead’ is a culture which is embraced throughout our business. Our products feature high energy efficiency ratings and low emissions, and come with an enviable reputation for performance, quality and reliability. This comes from proven German engineering combined with award winning UK manufacturing. Ultra-quiet operation (Quiet Mark-approved), small footprint and total flexibility of siting (with top and rear flue options) mean that the ecoFIT pure range fits in with your customers’ needs.The automatic purging assistance and high spec, aluminium heat exchanger makes for a lightweight installation.High quality and high efficiency, together with the complete availability of spare parts and the easy accessibility of the unit layout mean the ecoFIT pure is easy to maintain too.

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Product attributes

ERP Efficiency:
ERP Rating:
Boiler Type:
295 mm
700 mm
390 mm
Maximum Horizontal Flue 100mm:
10 m
Maximum Horizontal Flue 125mm:
25 m
Maximum Vertical Flue 100mm:
10 m
Maximum Vertical Flue 125mm:
25 m
External or Internal:
DHW Output:
35 kW
DHW Flow Rate at 35 Degree Rise:
14.1 ltrs / min
DHW Output Min and Max:
35 kW
SEDBUK SAP 2009 Rating:
SEDBUK SAP 2005 Rating:
CH Condensing Max Output:
25 kW
Heat Output:
25 kW
Fuel Type:
Natural Gas
Boiler Only
Noise Level:
52 dB
Nox Class:
Solar Compatible:
Years Guaranteed:
Registered with the Energy Savings Trust:
Manufacturer Model No:
Brand Name:
Made To Order:

Features & benefits

  • Top and rear flue options on all boiler models
  • Easy installation and maintenance
  • High-specification aluminium heat exchanger
  • Industry-leading flue lengths
  • Compact size, ideal for kitchen cupboard installations
  • Clear LED display enabling visibility in dimly lit areas
  • Easy maintenance and fault diagnostics
  • 4-sided cooling and water agitation of the heat exchanger to reduce stress and improve life length
  • 7 year warranty when registered on Vaillant Advance

Returns & Refunds 

If you want to return your Wickes product for an exchange or refund, you can do so at any time up to 30 days after receiving it. 

Faulty or damaged products

In the unlikely event that a delivered product (including made-to-measure items) is faulty or damaged, we will exchange it or provide you with a full refund (including delivery charges), as long as we are notified of the product’s fault within 30 days of it being delivered to you.

You can arrange for the product to be collected, by ourselves or nominated carrier, or return the product to your local Wickes store, with proof of purchase.

Products not required

You can return Wickes products you do not require for a refund.

If you cancel your order within 7 days following the date of delivery, we will give you a full refund including delivery charges.

If you advise us of your proposed return within 30 days (but more than 7 days) following the date of delivery we will give you a full refund excluding delivery charges.

Made-to-measure products

Made-to-measure products may NOT be returned unless they are deemed to be faulty or have been damaged in transit.

Where and when can Wickes deliver items?

Supplier delivered products can be delivered to mainland UK addresses with some exceptions (such as remote locations) depending on the supplier.

Please check for any delivery restrictions before you place your order. You can contact our customer service team by telephone on 0330 123 4123, or via email at

All supplier delivered products are delivered to the kerbside of your specified delivery address. We are unable to offer specific delivery time slots.

We are unable to offer Saturday delivery on supplier delivered products.

How much does supplier delivery cost?

Orders up to £75

Orders of £75 and over