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IMPORTANT!
The following steps are for ductwork support. These steps are required only
if the ductwork will be installed prior to the ERT unit.
STEP 3: Fastening Curb End Support and Curb Center Support Channel
(Items 4 & 5)
Hardware Required: (8) Screws, SMS (A) 12 x 0.625 (IHH)
Instructions: • Position the Curb Cross Channel
3
(1 or 2) Curb Cross Channel
• Align the holes and fasten using (4) 12 x 0.625 (IHH) screws.
ERT-52
ERT-74
ERT-58 &
ERT-64
®
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