11
Opening
Width
(mm)
Opening
Height
(mm)
Opening
Width x
Height
Floor to flue top height / Flue Diameter
Height
3.0m
Height
4.5m
Height
6.0m
Height
9.0m
Height
15.0m
350 550 1925cm2 175 Dia. 175 Dia. 175 Dia. 175 Dia. 175 Dia.
400 550 2200cm2 175 Dia. 175 Dia. 175 Dia. 175 Dia. 175 Dia.
460 460 2116cm2 175 Dia. 175 Dia. 175 Dia. 175 Dia. 175 Dia.
460 550 2530cm2 200 Dia. 175 Dia. 175 Dia. 175 Dia. 175 Dia.
460 610 2806cm2 200 Dia. 200 Dia. 175 Dia. 175 Dia. 175 Dia.
610 460 2806cm2 200 Dia. 200 Dia. 175 Dia. 175 Dia. 175 Dia.
610 610 3721cm2 250 Dia. 225 Dia. 200 Dia. 200 Dia. 175 Dia.
610 760 4636cm2 300 Dia. 250 Dia. 250 Dia. 225 Dia. 200 Dia.
760 460 3496cm2 225 Dia. 225 Dia. 200 Dia. 200 Dia. 175 Dia.
760 610 4636cm2 250 Dia. 250 Dia. 250 Dia. 225 Dia. 200 Dia.
760 760 5776cm2 300 Dia. 300 Dia. 250 Dia. 250 Dia. 225 Dia.
760 910 6916cm2 350 Dia. 300 Dia. 300 Dia. 250 Dia. 250 Dia.
910 460 4186cm2 250 Dia. 225 Dia. 225 Dia. 200 Dia. 200 Dia.
910 610 5551cm2 300 Dia. 300 Dia. 250 Dia. 250 Dia. 225 Dia.
910 760 6916cm2 350 Dia. 300 Dia. 300 Dia. 250 Dia. 250 Dia.
910 910 8281cm2 350 Dia. 350 Dia. 300 Dia. 300 Dia. 250 Dia.
910 1070 9737cm2 ********* 350 Dia. 350 Dia. 300 Dia. 300 Dia.
1070 460 4922cm2 300 Dia. 250 Dia. 250 Dia. 225 Dia. 200 Dia.
1070 610 6527cm2 300 Dia. 300 Dia. 300 Dia. 250 Dia. 250 Dia.
1070 760 8132cm2 350 Dia. 350 Dia. 300 Dia. 300 Dia. 250 Dia.
1070 910 9737cm2 ********* 350 Dia. 350 Dia. 300 Dia. 300 Dia.
1070 1070 11449cm2 ********* ********* 350 Dia. 350 Dia. 30 0 Dia.
1070 1220 13054cm2 ********* ********* ********* 350 Dia. 350 Dia.
1220 460 5612cm2 300 Dia. 30 0 Dia. 250 Dia. 250 Dia. 225 Dia.
1220 610 7442cm2 350 Dia. 300 Dia. 300 Dia. 300 Dia. 250 Dia.
1220 760 9272cm2 ********* 350 Dia. 350 Dia. 300 Dia. 300 Dia.
1220 910 11102cm2 ********* ********* 350 Dia. 350 Dia. 300 Dia.
1220 1070 13054cm2 ********* ********* ********* 350 Dia. 350 Dia.
1220 1220 14884cm2 ********* ********* ********* 350 Dia. 350 Dia.
1520 460 6992cm2 300 Dia. 30 0 Dia. 300 Dia. 250 Dia. 250 Dia.
1520 610 9272cm2 ********* 350 Dia. 350 Dia. 300 Dia. 300 Dia.
1520 760 11552cm2 ********* ********* 350 Dia. 350 Dia. 300 Dia.
1520 910 13831cm2 ********* ********* ********* 350 Dia. 350 Dia.
1520 1070 16264cm2 ********* ********* ********* ********* 350 Dia.
1520 1220 18544cm2 ********* ********* ********* ********* *********
Below is a guide to the flue diameter and minimum flue heights for different size openings.
NOTE - This table is a rough guide, due to some complex flue systems in some dwellings
the suggested table may still be inadequate, contact a flue specialist for more advice.