Heat Cascade (Frame & Header Kit)
Keston Heat Frame and Header Kits are suitable for modular (cascade) boiler installations up to a maximum output of 330 kW.
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Supported by a 5 year parts and labour warranty† and Free Commissioning†, Keston Heat is a reliable and efficient wall hung solution. The quality of this product range has been developed through meticulous design, careful component selection and proving; leading to reliability and longevity.
The range provides high efficiencies for low running costs with up to 110% part load, seasonal efficiency (ref Building Regs Part L2) up to 97%. The range also provides low NOx emissions at Class 5 and at less than 40mg/kWh achieves maximum points under BREEAM schemes. Keston Heat provides the perfect solution for a wide variety of commercial installations.
The Keston Heat range of boilers are easy to cascade using our frame and header kits, where outputs of up to 330kW are possible.
- 5 year warranty†
- Free Commissioning†
- LPG variants available
- Condensing outputs 45 & 55kW
- Inbuilt weather compensator
- Inbuilt pump (low energy modulating)
- Minimum pressure 0.3 bar
- Minimum head 3m
- Twin flue up to 21m*
- 5:1 turndown ratio
- Small installation footprint
- Low NOx Class 5
- 50mm muPVC (PVC-C) solvent weld flue allowing simple, cost effective installations**
- Commercial control system compatibility as standard
- ECA listed
- Can be installed in a cascade producing up to 330kW (6 boilers)
* For maximum total equivalent flue length please refer to the installation instructions for full details.
** The only systems approved for this application are: Marley muPVC (PVC-C) Solvent Weld Waste System (50mm), Polypipe System 2000 muPVC (PVC-C) Solvent Weld Waste System (50mm), Polypipe Terrain Solvent Weld System (50mm) and Wavin Osma PVC-C Solvent Weld System (50mm). Please use the recommended Solvent Weld Cement for each system.
† 2 year parts & labour warranty as standard. 5 year warranty available subject to being commissioned by Keston Boilers. Free Commissioning only available when a Keston 28mm System Filter is installed with a single Keston Heat boiler; not available on multiple boiler installations. Terms and conditions apply; click here to read them.
Boiler images are for illustrative purposes only.
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5 YEAR WARRANTY†
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BRITISH BUILT SINCE 2013
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TWIN FLUE SYSTEM
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FRAME AND HEADER KITS
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MODULATING PUMP
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WEATHER COMPENSATOR
Controls & accessories
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Keston 28mm System Filter
The Keston 28mm System Filter is a magnetic filter for use with Keston Heat boilers. The compact is easy to install and fits on horizontal or vertical pipework in both flow directions.
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Downloads
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Installation & Servicing
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User Guides
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Spec Sheets
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Brochures
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ErP Labels
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Product Fiche
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Terms & Conditions