Unit assembly
© robatherm 39
Weatherproof unit
Seal openings (e.g., unit connection, control cabinet) or equip them with a weather protection device
to prevent water from entering the AHU.
Roof sealing
The roofs of the weatherproof units are covered with roofing membranes. If weatherproof units are
supplied in individual sections, the separation points must be sealed in accordance with the workflow
described below.
The following install material is included in the delivery:
• roofing membrane stripes (PVC, fibre-reinforced)
• solvent-welding agent for roofing membrane (can)
• sealing paste for roofing membrane (plastic flask)
• drip edge overlapping part
• connecting screws (window screw JD-22 3.9 x 16 mm, with drill point, binding head H,
galvanised)
• Depending on casing construction:
– plug (gray) and plug (white)
– plug (gray)
The following equipment is required:
• Flat brush or similar for applying the solvent-welding agent for roofing membrane
• Sand bag or similar to weigh down
• hot air blower or similar for drying and heating
• Cloth or similar for cleaning
Fig. 50: Separation point before
Fig. 51: Separation point after
A – panel; B – transport lug; C – separation point; D – drip edge; E – joint edge;
F – drip edge overlapping part; G – roofing membrane stripes
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