Broan RMDD3004EX

Designed specifically to be compatible with most conventional and commercial style cooktops, combines a sensational appearance with high performance features. The compact design is installed directly behind the cooktop for an unobtrusive appearance, while the thin profile saves precious space under the cabinet (not for installation behind ovens). Choose from Exterior or In-Line blower options (sold separately). Available at AppliancesConnection

Features:

Optional remote control will activate down draft from an alternate location.
Infinitely adjustable control is designed to provide convenient access to govern the blower speed for effective and quiet operation.
Heat Sentry adjusts speed of blower to high in case of excess heat.
Unique ducting capability allows the internal or remote blower connection to be ducted to the left, right or downward (from left to right).
Your choice of exterior blower options and inline options from 280-1100 CFM. Or four In-Line blowers from 280, 600, 800&1000CFM Blowers Sold Separately
Chimney rises over 9-1/2 inches when activated, ideal for large pots and pans.
Compact design is installed directly behind the cooktop for an unobtrusive appearance. Thin profile saves precious space under the cabinet.