Grant Vortex VTXBH1521, Installation And Servicing Instructions

Page: 29 / 52

HiGH LEVEL (HORizONtaL) BaLaNCED FLUE
(WHitE SYStEm)
The High Level (horizontal) balanced flue (White system) allows
the flue to rise vertically within the building before exiting through
the wall horizontally.
The maximum flue length - from the top of the boiler flue outlet
to the outer face of the wall - is 10 metres for all Grant Vortex
boilers.
The following items are additionally available:
• Extensions to extend the flue by 225 mm, 450 mm or 950
mm.
• An adjustable extension of 275 to 450 mm.
• A 45° elbow - No more than 6 x 45° elbows should be fitted
per system. Each elbow reduces the overall maximum length
of the system by 1 metre.
Figure 9-10: High level balanced flue
VERtiCaL BaLaNCED FLUE (WHitE SYStEm)
Allows the flue to rise vertically from the boiler to exit through the
roof.
The maximum flue length - from the top of the boiler flue outlet to
the terminal - is 12 metres for all Vortex boilers.
The following items are additionally available:
• Extensions to extend the flue by 225 mm, 450 mm or 950
mm.
• An adjustable extension of 275 to 450 mm.
• A 45° elbow - No more than 6 x 45° elbows should be fitted
per system. Each elbow reduces the overall maximum length
of the system by 1 metre.
Section 9: Flue System and air Supply page 29
table 9-11: White system components - product codes
Item 15/21 and 21/26 models 26/35, 36/46, 46/58 and 58/70 models
1.2 metre high level adjustable flue kit c/w 90° elbow and terminal HLK015090 HLK0290200
Adjustable vertical 3 metre flue kit c/w terminal and storm collar VTK055090 VTK0690200
225 mm extension EXTK31225/90 EXTK32225/200
450 mm extension EXTK09450/90 EXTK10450/200
950 mm extension EXTK11950/90 EXTK12950/200
275 to 450 mm adjustable extension EXTK13ADJ/90 EXTK14ADJ/200
45° elbow ELBK2145/90 ELBK2245/200
Pitched roof flashing - aluminium (VTK055090 and VTK0690200) VTMF200
Pitched roof flashing - lead VTK25P90 (includes collar)
VTK26P240 (no collar)
VTK26P200/X (includes collar)
Flat roof flashing - aluminium VTK27F90 VTK28F200
Wall bracket BRK2990 BRK30200