vents-us ps 101 ductless & passive fresh air intake ventilation kit

Passive ventilation kit (no motor) Cost effective Easy installation MERV 5 filtration Made of ABS plastic Through the wall ventilation is intake ventilation unit for constant ventilation and designed for supplying fresh air to residential or nonresidential premises. Technically advanced, cost effective, and high efficiency ventilation kits are economical ventilation solution for wide range of applications where centralized ventilation is not applied. Through the wall ventilation kits are installed in the outer wall of various premises such as apartments, cottages, or office buildings. Designed for continuous or intermittent operation. Wall vent can fill the room with fresh air without the need of opening a window while preventing the entry of dust and fumes from outside. Eliminates heat loss.