Contents GENERAL..................................3 Certified Flue Systems ............................. 3 Drawing 1 Water Heater Terminal Locations According to BS5440 ................4 Table 1 Water Heater Terminal Locations ........................ 4 Risk Assessment ..............................5 CONCENTRIC FLUE SYSTEMS ............................6 Plume Kit For Use With Horizontal Concentric Flue ....................7 TWIN PIPE FLUE SYSTEMS ............................
GENERAL ERTIFIED YSTEMS Lochinvar Water Heaters are certified for use on the following flue categories: Installation type Category Description An appliance intended to be connected to a flue that evacuates the products of combustion to the Open flue outside of the room containing the appliance. The combustion air is drawn directly from the room.
For Water Heater installation above 333kW nett input the table above should not be used, these installations are covered by the clean air act and must comply with its requirements in full, contact your local environmental health team for further guidance For further guidance please contact Lochinvar Technical support Page 4 of 15...
SSESSMENT Further to the requirements in BS5440-1:2023 Annex D and Figure C.8, table C.1 the following risk assessment gives guidance for the positioning of horizontal flues. This form should be completed before work commences and undertaken by a person who is competent to undertake the risk assessment. Type C appliances with net heat input not exceeding 70kW Low level flue discharge risk assessment (including net heat input for groups of appliances) Regarding the flue position...
CONCENTRIC FLUE SYSTEMS LV310759 CONCENTRIC HORIZONTAL FLUE ASSEMBLY ALL MODELS COMPONENTS INCLUDED Item No. Description Included CONCENTRIC HORIZONTAL FLUE ASSEMBLY 80/125mm PP Includes: LV310759 Horizontal Concentric terminal, wall plates, 90 bend and 500mm concentric extension Maximum equivalent flue length =20 Metres Maximum number of bends allowed =5 LV310755 CONCENTRIC HORIZONTAL FLUE ASSEMBLY ALL MODELS...
Lochinvar, Lochinvar cannot comment / advise or provide support on the design of this type of flue system. To design such a flue system, the installer/contractor must consult a specialist flue supplier who will be responsible for the design and installation of the separate flue system.
ORDER FORM AND NOTES Notes-Items to Order Item No No Required Notes Contact Lochinvar customer service to order additional flue items on 01295 269981 Page 12 of 15...
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