Installation on pitched roofs with rafter hooks
7.
Vertical installation
Dimensions for horizontal arrangement of rafter hooks
A specific number of rafter hooks is allo-
cated for each number of collectors and
collector combination.
Subject to rafter spacing, use a specific
number of rafters to which rafter hooks
are fitted.
The following tables detail the rafters on
which the rafter hooks should be fitted.
5.
6.
Example:
■ 3 collectors
■ Combination comprising 1 x 1.51 m
2
and 2 x 3.03 m
■ Rafter spacing 600 mm
(cont.)
2
17