Png 060 Co2 Control Temp Shut O Ducts Reducers & Flanges This translates to increased yields This translates to increased yields in both mass and quality 26micron plastic on top and bottom is the best thickness to stop punctures while being compatible with most vacuum sealers Displays ambient C02 levelDay and night detectionAdjustable C02 set point from 400ppm to 2100ppmHigh temperature shutoff feature from 50°F to 130°FAdjustable differentialOne button easy calibration3 year warranty15 Amps 120V 60HzMade in North America The PNG 060 comes with a high temperature shut off to protect your plants from overheating: C02 enrichment is stopped when the temperature set point is reached