Room Air-Filter: Dumb filter + K&N HVAC (reusable merv 11) + Programmable Outlet Device = Low cost and reliable. Submitted by joshpit2003 t3_11psv0u on March 12, 2023 at 11:04 PM in BuyItForLife 14 comments 48
Easy_Independent_313 t1_jc1i6fv wrote on March 13, 2023 at 10:53 AM I have one of these in my basement that the previous owners left. Maybe I'll go get a new filter and set it up. I have a two story house, where should I place it? Upstairs or down? Permalink 1
Room Air-Filter: Dumb filter + K&N HVAC (reusable merv 11) + Programmable Outlet Device = Low cost and reliable.
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