Term
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Definition
| Natural Draught R.S.F- , sometimes called a balanced flue , due to balance of air and flue. |
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Term
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Definition
| Fan Flued RSA,-Fan BLOWS FUMES OUT,this creates a negative pressure inside the appliance |
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Term
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Definition
Fan flued RSA-,the fan BLOWS FRESH AIR IN
Creates a POSITIVE PRESSURE inside the appliance |
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Term
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Definition
| Vertical Flues-Installed if the distance or route is unacceptable or if pluming may be a problem |
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Term
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Definition
Vertex Flues-Adaptor in the loft space,connects to open flue pipe
Air for combustion comes from attic
adaptor must be above insulation |
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Term
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Definition
| Se Duct systems-Replacement appliances must be of the same type. |
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Term
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Definition
| U Duct Systems-Replacement appliances must be of the same type |
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