Description
Tjernlund crawlspace and foundation ventilator. 18×9 inch backplate. Quiet 110 cfm ball bearing motors 2 fans for a TOTAL OF 220 cfm. 120 VAC 0.6 amp. Humidity sensor and 6 foot power cord included. ETL approved.
- Power ventilate musty, damp crawl spaces through existing passive vents
- Faceplate is sized for ventilation openings through standard block foundations
- 220 CFM, 40 watt maintenance free exhaust fans
- Includes adjustable dehumidistat, freeze protection limit and 6 foot grounded power cord




