Installation Guide

9
b ≥ 6
1
/4"
b ≥ 160 mm
5
/8" ≤ b < 6
1
/4"
(16 mm ≤ b < 160 mm)
a ≥ 1
3
/16"
(a ≥ 30 mm)
>65%
b
bb
b
b
b
HEATKITB80
HEATKITB80