Professional outdoor design 27 depth to handle heat and size of outdoor grills (optional 3 wall extension) Brushed corrosion resistant stainless steel Two widths: 36 and 48 Powerful 1100 CFM internal blower Bright halogen lighting (bulbs not included); two in 36, three in 48 model 3-speed rotary control designed to resist the effects of heat and moisture Stainless steel baffle filters Heat SentryTM detects excessive heat and adjusts blower speed accordingly HVI certified