The chimney should remain as straight as possible and be high enough to ensure sufficient drought to clear the products of combustion. The height necessary for this will depend upon the type of the appliance, the height of the building, and the number of offsets within the system. However, a minimum flue height of 4.5m should be achieved as recommended in the Building Regulations.
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Document J of the Building Regulations requires that a flexible flue liner can only be installed completely enclosed inside a masonry chimney. A non-masonry enclosure such as timber or plasterboard boxing is not acceptable.
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The vitreous enamel and Prima Plus 1mm are used as connecting flue pipes from the appliance to the chimney and must only be used in the room where the appliance is installed. The maximum length for the vitreous enamel is 1.8m as recommended by the manufacturer. The Prima Plus 1mm may also be used to reline existing masonry chimneys and is approved for this use by HETAS.
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Specflue supplies a wide range of chimney cowls and terminals including static anti-down draught cowls, spinning anti-down draught cowls, bird guards, redundant chimney cowls and chimney pots.
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Centrotherm's successful involvement in the area of plastic flue systems extends back to the mid- 1990s; these activities have decisively promoted the spread of energy-efficient technologies such as condensing boiler technology.
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Wherever a chimney system or vent penetrates through a deep profiled or pantiled roof, a lead flashing is the best option to provide a weather tight joint. Our range of lead flashings can be used on tiled and slate roofs.
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The complete solution to insulating multi fuel flexible stainless steel chimney liner's. This unique and patented product manufactured in the UK, uses the most up to date technically designed products with ease of installation in mind.
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Gas and Oil vents are manufactured, tested and approved to BS EN 1856 Part 1.
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Pumice is a natural insulator, which separates it from all other chimney materials. The insulating properties of Pumice allow the flue gases in the chimney to quickly reach their optimum temperature and the heating appliance to reach its optimum performance shortly after lighting. Pumice also helps to keep the chimney warmer for longer as the heat output of the appliance decreases.
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Specflue offer fully integrated renewable solutions to the microgeneration renewables market. With its expansive product portfolio including biomass boilers, pellet stoves, solar thermal, heat pumps and the impressive HEATBANK thermal store technology.
Find out moreSpecflue, a leading supplier of renewable heat products and flue systems, has announced that its new northern depot will be in Castleford, W…
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Energy prices are one of those hot topics of the moment, with households concerned about the ever rising cost of their heating bills. Toby M…
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There has been a huge amount of speculation surrounding the launch of the Renewable Heat Incentive Scheme (RHI). Jed Smith, Head of Business…
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David Ebbs shares ten top tips for the installer of chimneys and flues systems.
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Toby Mayes, Training Officer at Specflue describes a typical working week and the challenges of servicing the growing renewable engineer net…
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With SME’s accounting for over 99% of the UK’s 4.5 million businesses, they are a crucial engine for economic growth. Jed Smith, Head of…
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With the imminent roll-out of the domestic RHI this Summer, Jed Smith, Head of Business Support Services at Specflue Ltd discusses the issue…
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Specflue a leading supplier of renewable heat products and flue systems, has announced its intention to expand its business by opening a nor…
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