8x28x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Trimmers The GC-1000 delivers high-efficiency and

The GC-1000 delivers high-efficiency and the highest PAR available in the horticultural industry

This machine is composed of medical-grade anodized aluminum and stainless steel components to meet all regulatory standards

PHB5040 Ballast features:

Grower’s Choice digital lighting controller enables the grower to control up to 200 fixtures

8x28x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Trimmers The GC-1000 delivers high-efficiency andNordic 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