Integra Boost Humidity Indicating Cards 10% to 60% - Qty 10 per pack, Master Case of 36 packs - 360 Total Qty. Air Filters double sealed bearing chamber and

double sealed bearing chamber and maintenance free food-grade stainless steel bearings

2-Year Warranty: Built for long daily runtimes at 14 CFM per watt

The AC Infinity IONBOARD S22 LED is a 100W full-spectrum unibody board built around Samsung LM301H diodes for 2x2 ft grow tent coverage

such as a drain-to-waste system

Integra Boost Humidity Indicating Cards 10% to 60% - Qty 10 per pack, Master Case of 36 packs - 360 Total Qty. Air Filters double sealed bearing chamber andIntegra Boost Humidity Indicator Cards Read a Span Rather Than a Setpoint This is measurement rather than control, and the distinction matters before anything else. A card carries printed indicator spots that change color against a scale. The scale runs from 10% to 60% RH, so a card reports where a container actually sits rather than signalling one event. Ten cards go in each pack and 36 packs make the master case, for 360 in total. Using one takes no