125mm (5 inch) Gas vent flue system SFL IL
This gas vent system (SFL IL) is suitable for gas appliances, typically in domestic or small commercial installations, with draughthoods or with a flue gas temperature not exceeding 250 degrees C and zero or negative pressure in the flue.
Components lock together positively to provide a strong rigid flue system and to ensure maximum ease of site assembly.
Features of this gas vent flue.
- Twin wall construction - Aluminium and Zalutite
- Air gap insulates and minimises condensation
- Low external temperature reduces clearances required to combustibles
- Atmospheric gas fired appliances only - Zero or Negative pressures in the flue
- CE Approved EN 1856-1 T250 N1 D Vm L11030 O(50)
SFL IL specs
More information available in the
SFL IL specs.
Increasing adpater 100 - 125 mm - 100mm (4inch) - IL gas flue
Increase the diameter of the flue
Flexible liner to IL connector - 125mm (5inch) - IL gas flue
Connects to the top of a stainless steel flexible flue liner at the point where the liner exits an existing masonry, or similar chimney.
Adaptor to flexible flue liner - 125mm (5inch) - IL gas flue
Connects IL gas flue or a gas flue box to flexible flue liner or fibre cement liner - lower end connects to IL flue or gas box.
Draughthood or appliance connector - 125mm (5inch) - IL gas flu
Connects the system to an appliance spigot or where the system is connected to a Transfer or Adaptor block for a BS EN 1858 Flue Block system.
Disconnector section - 125mm (5inch) - IL gas flue
Provides maintenance access without disturbing the flue system.
Straight length 152mm - 125mm (5inch) - IL gas flue
Straight length - effective length is 38mm less
Straight length 305mm - 125mm (5inch) - IL gas flue
Straight length - effective length is 38mm less
Straight length 457mm - 125mm (5inch) - IL gas flue
Straight length - effective length is 38mm less
Straight length 914mm - 125mm (5inch) - IL gas flue
Straight length - effective length is 38mm less
Straight length 1524mm - 125mm (5inch) - IL gas flue
Straight length - effective length is 38mm less
Adjustable length 305mm - 125mm (5inch) - IL gas flue
Adjustable length - effective length 75-203mm
Adjustable length 457mm - 125mm (5inch) - IL gas flue
Adjustable length - effective length 75-356mm
90 degree Adjustable elbow - 125mm (5inch) - IL gas flue
Provides variable angles or offset to be made
90 degree equal tee and cap - 125mm (5inch) - IL gas flue
90 Degree tee and cap
135 degree tee and cap - 125mm (5inch) - IL gas flue
135 Degree tee and cap
Firestop spacer - 125mm (5inch) - IL gas flue
Used at floor or ceiling penetration (or in conjunction with the Support Plate) to maintain the required clearance to combustible materials.
Support plate - 125mm (5inch) - IL gas flue
Supports vents at floor penetrations with the supplied support flange
Wall band support - 125mm (5inch) - IL gas flue
Provide lateral support, use at intervals not exceeding 3m . If used externally, the galvanised component will require suitable weather protection.
Wall bracket adjustable - 125mm (5inch) - IL gas flue
Provides internal lateral bracing support. The strut can be cut to length to provide variation in wall clearance.
Guy wire bracket stainless steel - 125mm (5inch) - IL gas flue
Used to attach guy wires to the flue for external chimney support
Gas vent terminal - 125mm (5inch) - IL gas flue
Terminates run of flue
Ridge tile adapter - 125mm (5inch) - IL gas flue
Designed to be used with any approved ridge tile vent.
Flashing EPDM Res 1
This flashing is used to provide a weatherproof seal where the flue passes through a tiled or slate roof.
Masterflash EPDM No 4
This flashing is suitable for sheet metal profiled roofs, flat roofs, boats and caravans. Comes with fixing kit.
Masterflash EPDM No 5
This flashing is suitable for sheet metal profiled roofs, flat roofs, boats and caravans. Comes with fixing kit.
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