Durablow Stainless Steel 304 Crawl Space Foundation Fan Ventilator MFB M1

(No reviews yet) Write a Review
3.50 LBS
Free Shipping

Dimensions W x D x H: 14 3/8" x 6 7/8" x 2". Seven Leaves AC Axial Fan. dB level 45-57.

This item requires power switch or de-humidistat (not included) provided by installer, hardwired.

Multiple MFB M1 ventilators can be controlled by a single power switch or de-humidistat.

Freeze protection thermostat. All UL listed components. Youtube Video: https://youtu.be/abtAAu2J6Ec

100% Stainless Steel 304 Grade panel & housing box for longer life in humid environment.



1. Reduces moisture in crawl spaces / foundation to protect home and occupants.

2. Increases air circulation to prevent condensation, mold, mildew and wood rot.

3. Exhausts vent radon gas, treated wood gases and odors, prevents migrating into living areas.

Air Flow: 110 CFM

Ratings: 120 Volts ~ 50/60 Hz, 0.30 Amps MAX.

Dimensions W x D x H: 14 3/8” x 6 7/8” x 2”

Measure your crawl space vent opening / rim joist / mesh panel size before purchasing.

We have Durablow M1 & M1D (110 CFM), M2D (220 CFM) models for your choice.