Specifications

Horizontal concentric flues
– 70/110mm
Vertical concentric flues
– 70/110mm
Item description (MULTIFIT)
flue system B
Specification Key & OD
dimensions
Multifit sales
code
Standard horizontal flue inc
elbow
850mm 110mm 236921
Horizontal flue/wall terminal 850mm 110mm 243013BAX
Flue extension 1000mm 110mm 241695
Flue extension 500mm 110mm 241694
Flue extension 250mm 110mm 241692
Flue bend 90˚ 110mm 241687
Flue bend (pair) 135˚ 110mm 241689
Flue terminal deflector 70mm 248167
Vertical flue adaptor (boiler) 110mm 5106888
Pipe support Painted white 110mm 243014BAX
Item description (MULTIFIT)
flue system B
Specification Key & OD
dimensions
Multifit sales
code
Vertical roof terminal 70/110mm 242802
Vertical flue adaptor (boiler) 110mm 5106888
Flue extension 1000mm 110mm 241695
Flue extension 500mm 110mm 241694
Flue extension 250mm 110mm 241692
Flue bend 90˚ 110mm 241687
Flue bend (pair) 135˚ 110mm 241689
Roof cover plate 243131
Pipe support Painted white 110mm 243014BAX
Flat roof flashing 125mm 243016BAX
Pitched roof flashing 25/50˚ 125mm 243015
Plume displacement kits
– 70/110mm to 70mm PDK
Item description (MULTIFIT)
flue system L
Specification Key & OD
dimensions
Multifit sales
code
Plume displacement kit inc
elbow & clips
All HE Plus 110mm 5121371
Plume displacement kit
extension inc clip
1000mm 70mm 5121372
Plume displacement kit bend 93˚ 70mm 5121373
Plume displacement kit bend
(pair)
135˚ 70mm 5121374
Twin pipe flues – 80/80mm
It em description (MULTIFIT)
flue system P
Specification Key & OD
dimensions
Multifit sales
code
Horizontal flue terminal 850mm 110mm 243013BAX
Vertical roof terminal 70/110mm 242802
Twin pipe flue extension 1000mm 80mm 246137
Twin pipe flue extension 500mm 80mm 246136
Twin pipe flue extension 250mm 80mm 246135
Twin pipe flue bend (2 pair) 135˚ 80mm 5121561
Twin pipe flue bend (pair) 90˚ 80mm 5121560
Twin pipe support (pair) Painted white 80mm 5111081
Pipe support Painted white 110mm 243014BAX
Pitched roof flashing 25/50˚ 125mm 243015
Flat roof flashing 125mm 243016BAX
Twin pipe flue adaptor set 80/80mm 242757
Flue terminal deflector 248167
Roof cover plate 243131
Flue options
Maximum permissible equivalent flue lengths are: Units
Main Combi
25 Eco Elite
Main Combi
30 Eco Elite
Main System
24 Eco Elite
Main System
28 Eco Elite
Concentric horizontal (60/100) m 10 10 10 10
Concentric vertical (60/100) m 10 10 10 10
Concentric horizontal (80/125) m 20 20 20 20
Concentric vertical (80/125) m 20 20 20 20
Twin pipe vertical (80/80) m 20 20 20 20
Any additional “in line” bends in the flue system must be taken into consideration. Their equivalent lengths are:
Concentric pipes
135° bend m 0.5 0.5 0.5 0.5
93° bend m 1 1 1 1
Twin flue pipe
135° bend m 0.25 0.25 0.25 0.25
90° bend m 0.5 0.5 0.5 0.5
The elbow supplied with the standard horizontal flue is not included in any equivalent length calculations.
– HE A FLUE OPTIONS
23
91529 A4 Main Range Brochure.indd 23 16/05/2014 14:30