Contact: AIRSYS North America Phone: (855) 874-5380 Page 25 of 112
Email: ASNSupport@air-sys.com Web: http://airsysnorthamerica.com Rev 1.15
Seal the Joints between WPUs and Wall
To prevent moisture from getting in and air leaking out, coat the joint between the rear panel of the unit
and the wall with a layer of silicone sealant (installer provided, see Table 4, item 1) as shown in Figure 10.
Figure 10: Seal the Joints between WPUs and Wall
Attach the Supply Air Grill and the Return Air Grill to the Wall
The supply and return air grills should be installed at the holes inside the shelter as shown below:
Figure 11: Install the Supply and Return Air Grilles
1. Install the supply and return air frames (and exhaust air frame for 28V1) into their respective
cutouts.
2. Use adhesive tape to tape down the edges of the return and supply air frames on the WPU side.
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