Northern Tool offers the
Tjernlund UnderAire Crawl Space Ventilator for $109.99. Coupon code "254876" drops it to
$89.99. Opt for in-store
pickup to dodge the $8.99 shipping charge. That's tied with our mention from two weeks ago and the lowest price we could find by $31. It features a built-in dehumidistat and sealed bearing motors.