Bosch HDD80051UC 800 Series Downdraft Ventilation 30'' Stainless Steel Hdd80051Uc vent_height_18+ Backguards: Choose From Four Available Backguards: Choose From Four Available Backguard Options: Island Trim They Are Backed Up By A Filter Clean Reminder Signal To Ensure Filters Can Be Cleaned Regularly( Li)(Li)Heat Sentry™ Detects Excessive Heat And Adjusts Blower Speed To High Automatically To Prolong Product Life By Reducing Damaging Effects Of High Temperatures( Li)(Li)10 Minute Delay Off Feature Keeps Hood Running After Cooking To Ensure Smoke & Odors Have Cleared The Environment( Li)(Li)Hvi Certification Gives You Confidence This Hood Meets Rated Specs( Li)(Li)Can Be Used With Optional Universal Make Up Air Damper Md6Tu Or Md8Tu To Replace Air Lost Through Ventilation And Retracts Out Of Sight Bosch 30" Downdraft'S Flexible Design Seamlessly Integrates Into Your Kitchen