Tiered Intake/Relief Gravity Ventilator
     
Impeller Size:
  12x12 - 60x120 in
Flow:
  0 - 60,000 CFM
SP:
  0 - .5 in

Heavy gauge all aluminum construction - Birdscreen - Solid welded and mitered tier corners with a built in rain catch on each tier - Built in water trough - Welded curb cap corners - Anti-condensate coating on underneath side of topcap - Five year warranty.
TRE
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