Polyscience 7 Liter Standard Digital Refrigerated Circulator (-20°C/170°C) AIR FILTER BOXES This mix can be used

This mix can be used out of the bag or as part of a customized blend

and a 3/4-inch NPT opening that accepts an 80% fill float switch shut-off device (sold separately)

Heavy-Duty BPA-Free Vacuum Seal Bags for Maximum Freshness and Storage Protection

The material is resistant to water

It is best to measure the exact size of your A/C filter and compare it to our Actual Size to be sure your HVAC replacement filter fits

Polyscience 7 Liter Standard Digital Refrigerated Circulator (-20°C/170°C) AIR FILTER BOXES This mix can be usedPolyscience 7 Liter Standard Digital Refrigerated Circulator ( 20C 170C) ***Note: This item has a possible 2 3 week lead time depending on stock availability.*** Specification Description 20, 7 L Ref. Circulator Controller Type Standard Digital Display 3. 75" Touch Pad LCD Connectivity RS232 Swivel 180 Rotating Controller Yes Working Temperature Range C 20 to 170 Temperature Stability C 0. 04 Fluid Optimization Specific Heat Tuning Automatic