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Replace oil AGA with new Heritage cooker

In my mind the AGA is a great cooker.  It works on the principle of a large heavy mass full of heat, if you stick something cooler and smaller inside (such as the Sunday roast), heat simply transfers from the large heat mass to the small one.  There is virtually no air movement in the oven so flavours stay intact, food stays moister. The design is thanks to a 1920s Swedish inventor, today it is still very similar to the original.  Which means that energy efficiency is appalling (that is my description, AGA use the words ‘surprisingly economical’).  An oil […]


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New Vaillant VRC470 weather compensation controller

  This house in South East London has recently been bought by our customers.  Finding a few recommendations for our services on the ‘Virtual Norwood’ local community website (thanks, whoever you were!) our customers asked us to specify and quote for a modern combination boiler based replacement for an old ‘heat only’ Gloworm boiler and hot water cylinder.  They weren’t best pleased because the Gloworm boiler had thrown in the towel within hours of them moving in, and the weather is not kind in late January. Our clients wanted the most fuel efficient solution available, which meant equipping their boiler […]


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An unusual warm air job using a Bosch Greenstar boiler

This is a house in a remote location near Maidstone, Kent.  Some 200 years old, it was bought in a semi derelict condition over 35 years ago by the present owner, whose late husband was an architect.  He remodelled and partially rebuilt the house, retaining all the period charm, but incorporating modern upgrades, including adding ducted warm air heating. The heating plant room was around the back of the house in an external cupboard, and the original warm air unit (oil fired) was replaced around 14 years ago by a local contractor.  This 1990s unit, a Lennox oil fired cabinet, […]


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Grade II listed 17th century building gets combi’d

Firstly, I must apologise the lack of photographs here.  I have a new iPhone and managed to lose a significant amount of installation photos transferring from the old one.  It was all my fault, not Apple’s! Our customer has a lovely period property near Gatwick, in Sussex.  It has a very cold kitchen and lounge, and was a conventional system with water tanks in the loft and a hot water cylinder on the 1st floor. The boiler was an old Potterton unit on the ground floor at the rear of the property. Now, these old properties are usually a bit […]


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