17_1/2x17_1/2x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack commercial-lighting-fixtures With a maximum water holding

With a maximum water holding capacity of 60% there is no need to add perlite

60 fixtures per zone Control 2 Independant Rooms Sunrise / Sunset Effects Dimming Features Dual Temperature Zone input for High Heat Dimming Dual Temperature Probe Inputs> Touch Screen Technology

which are ideal for landscapers

our product has been targeted for low molecular weight which increases bio-availability and effectiveness to unparalleled levels

Highly flexible and compressible

17_1/2x17_1/2x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack commercial-lighting-fixtures With a maximum water holdingNordic 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