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If you are not sure which gas fire you require please take a look at our Gas Fires Help & Advice section.
The following gas fires are suitable for installation in a Class 1 chimney flue and include slimline gas fires, deepline gas fires, inset gas fires, outset gas fires and gas wall fires. Class 1 flues have a diameter of 7" or more, and are most often found in houses built before 1930 with brick chimneys. Fireplaces Are Us have a wide selection of gas fires for Class 1 chimneys in both traditional and contemporary styles. Please consult your gas fitter before purchase and visit our Help & Advice section.
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The Crystal Montana HE Gas Fire Heat output of 4.2kW Suitable Glass fronted Gas Input 6.9KW 5 Year guarantee Efficency rating ...
The Crystal Royale HE Hole in Heat output of 4.2kW Suitable Glass fronted Gas Input 6.9KW 5 Year guarantee Efficency rating Options Black, bronze, chrome, brushed or Choice of coal, pebble or campfire Available with manual or remote control  ...
The Crystal Boston HE Hole in Features Heat output of 4.2kW 80% efficient Glass fronted Remote control Suitable for class 1 & class Gas Input 5.5kw 5 Year Options Finishes of black texture, bronze Log, driftwood or pebble fuel effect ...
The Crystal Miami Hole in the Features Heat output of 4.2kW High efficiency Remote control Suitable for Glass Fronted 5 year guarantee  Gas Input - 5.5KW Options Finishes Choice of pebble, driftwood or log ...
The Crystal Manhattan HE Hole in Features Heat output of 4.2kW 80% efficient Glass fronted Remote control Suitable for class 1 & class Gas Input 5.5kw 5 Year Options Finishes of black texture, bronze Log, driftwood or pebble fuel effect ...