Nortec HP Series Installation And Operation Manual page 18

Secure the mounting rails to the gussets using the supplied fasteners. (1 – 3 fasteners per
gusset).
Figure 7: Mounting Rail Installation
Install the manifolds onto the mounting rails using the previously installed mounting rail clamps.
The manifolds should be equally spaced in the duct. There should be at least 6" from the top
of the duct to the mounting rails. Mounting rails should be installed on the upstream side of the
manifolds.
Figure 8: Rail and Clamp
15 | HP Series Installation Manual