Features & Benefits 

•  Material: Exposed hood areas constructed of 18 gauge type 304
  stainless steel with # 3 polish. Unexposed areas constructed of 18
  gauge aluminized steel.
• Construction: Exterior shell of hood is continuously welded liquid
  tight per NFPA-96. All exposed joints and seams are polished to the
  original finish. Hood front is double shell construction for added hood
  front rigidity at all hood lengths.
• Rear Supply Air Plenum: Model RS (Rear Supply) supply air plenum
  provided loose for supply makeup of up to 90% of Exhaust.