16_1/2x22x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack PH/EC/TDS Meters and Solutions Three 3" round cable sockets

Three 3" round cable sockets

You can then choose between High Altitude (above 5

S1 Spectrum: Developed for businesses that are heavily focused on flower production for the eventual extraction of pharmaceutical grade concentrates

Phantom Pro lamps can also directly replace lower output lamps in any low-frequency DE system

54” Total Width 1

16_1/2x22x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack PH/EC/TDS Meters and Solutions Three 3" round cable socketsNordic Pure Custom MERV 7 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition