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	ARIS3665073 - Ariston CLAS HE 18 FF Condensing System Gas Boiler 17.6kW - 60,000 Btu/h		£689.16		£574.30

Ariston Flues & Accessories 60/100

Ariston Horizontal Coaxial Kit - 1000mm £54.95 (£45.79 exc. VAT)

Ariston Horizontal Coaxial Kit + Vertical Starter £58.07 (£48.39 exc. VAT)

Ariston 90 Degree Coaxial Elbow £29.26 (£24.38 exc. VAT)

Ariston 45 Degree Coaxial Elbow (Pack of 2) £48.64 (£40.53 exc. VAT)

Ariston Coaxial Extension - 2000mm £56.36 (£46.97 exc. VAT)

Ariston Coaxial Extension - 1000mm £31.34 (£26.12 exc. VAT)

Ariston Coaxial Extension - 500mm £19.08 (£15.90 exc. VAT)

Ariston Vertical Starter £18.48 (£15.40 exc. VAT)

Ariston Vertical Flue with Black Terminal £92.59 (£77.16 exc. VAT)

Ariston Vertical Flue with Red Termina £92.59 (£77.16 exc. VAT)

Ariston Plume Kit (inc 1000mm Horizontal Terminal) £138.77 (£115.64 exc. VAT)

Ariston Plume Extension - 1000mm £14.78 (£12.32 exc. VAT)

Ariston Plume 45 Degree MF Elbow (Pack of 2) £14.41 (£12.01 exc. VAT)

Ariston Wired Accessories for Clas HE System Gas Boiler

Ariston Room Thermostat On/Off £16.12 (£13.43 exc. VAT)

Ariston Programmable Room Thermostat £53.74 (£44.78 exc. VAT)

Ariston Modulating Room Sensor £57.82 (£48.18 exc. VAT)

Ariston Outdoor Sensor £17.40 (£14.50 exc. VAT)

Ariston Wireless Accessories for Clas HE System Gas Boiler

Ariston Programmable Room Thermostat (Wireless) £74.26 (£61.88 exc. VAT)

Ariston Receiver £69.77 (£58.14 exc. VAT)

Ariston BUS Interface £32.88 (£27.40 exc. VAT)

Resolve Central Heating Sludge Remover £9.49 (£7.91 exc. VAT)

Ariston Horizontal Coaxial Kit - 1000mm £54.95 (£45.79 exc. VAT)

Ariston Horizontal Coaxial Kit + Vertical Starter £58.07 (£48.39 exc. VAT)

Ariston 90 Degree Coaxial Elbow £29.26 (£24.38 exc. VAT)

Ariston 45 Degree Coaxial Elbow (Pack of 2) £48.64 (£40.53 exc. VAT)

Ariston Coaxial Extension - 2000mm £56.36 (£46.97 exc. VAT)

Ariston Coaxial Extension - 1000mm £31.34 (£26.12 exc. VAT)

Ariston Coaxial Extension - 500mm £19.08 (£15.90 exc. VAT)

Ariston Vertical Starter £18.48 (£15.40 exc. VAT)

Ariston Vertical Flue with Black Terminal £92.59 (£77.16 exc. VAT)

Ariston Vertical Flue with Red Termina £92.59 (£77.16 exc. VAT)

Ariston Plume Kit (inc 1000mm Horizontal Terminal) £138.77 (£115.64 exc. VAT)

Ariston Plume Extension - 1000mm £14.78 (£12.32 exc. VAT)

Ariston Plume 45 Degree MF Elbow (Pack of 2) £14.41 (£12.01 exc. VAT)

Ariston Room Thermostat On/Off £16.12 (£13.43 exc. VAT)

Ariston Programmable Room Thermostat £53.74 (£44.78 exc. VAT)

Ariston Modulating Room Sensor £57.82 (£48.18 exc. VAT)

Ariston Outdoor Sensor £17.40 (£14.50 exc. VAT)

Ariston Programmable Room Thermostat (Wireless) £74.26 (£61.88 exc. VAT)

Ariston Receiver £69.77 (£58.14 exc. VAT)

Ariston BUS Interface £32.88 (£27.40 exc. VAT)

Resolve Central Heating Sludge Remover £9.49 (£7.91 exc. VAT)

The compact, high efficiency, wall hung Clas HE 18 FF Condensing System Gas Boiler gives the user the edge thanks to Heatandplumb.com's amazingly low prices and effortless installation. This Clas HE 18 FF Condensing System Gas Boiler can be summed up in 4 words - quiet, economic, and competitively priced. The easy-to-use controls make life simple for engineers and homeowners alike. Perfect where space is at a minimum with it's compact dimensions and with a HUGE 5 year guarantee.

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Product Information...

• SEDBUK Band A
• Comprehensive range of wired and wireless controls.
• Unique 'Auto' function optimises efficiency of boiler and system.
• Auto diagnostic system.
• Simple Maintenance with access from the from of appliance.
• Built-in automatic by-pass.
• Includes connection kit and filling loop.
• Clip-on connection kit cover as standard.

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This Boiler can be installed using BOTH Natural Gas and LPG without purchasing anything else. Speak to your installer.

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Dimensions

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Product Brochures and Further Reading

Product Brochure

User Manual

Servicing Instructions

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Technical Information Table

Heat input max.	20.0 - 68.200 kW - Btu/h
Heat input min.	5.0 - 17,000 kW - Btu/h
Heat output max. (C.H.)	17.6 - 60,000 kW - Btu/h
Heat output min.	4.2 - 14,300 kW - Btu/h
Central heating temp. max. (high temp.)	82 °C
Central heating temp. min. (high temp.)	35 °C
Central heating temp. max. (low temp.)	45 °C
Central heating temp. min. (low temp.)	20 °C
Characteristics
Min. ambient temperature	5 °C
Expansion vessel capacity	8 L
Expansion vessel pre-charged pressure	0.7 bar
Max. water content of system	100 L
Max. heating pressure	3 bar
Servicing clearances - top/front/bottom	300/450/300mm
Servicing clearances - left/right	5/5mm
Zero compartment ventilation	Yes
Weight	31

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