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- Tue Jun 11, 2019 1:31 am
- Forum: Nordyne Service & Repair
- Topic: Stacking Two 2" Filters?
- Replies: 0
- Views: 8056
I have a 20x25x4 filter box https://thehomedweller.com/20x24x1-air-filter/ at my furnace. I can't find any filters that size in town. I asked my HVAC technician where to buy this size filter. He said he'd never seen any that size. The thickest he has seen is 2". He suggested stacking two 2"...