Mars Hydro 4" Inline Air Carbon Filter odor-control EXACT MEASUREMENT: Furnace and air

EXACT MEASUREMENT: Furnace and air condition filters have an actual size that is a fraction of an inch smaller in length and width than the listed air filter size

durable powder coated metal casing and a heavy duty compressor

creating a picturesque sight in your garden

hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes

Test tube holder for easy organization during testing

Mars Hydro 4" Inline Air Carbon Filter odor-control EXACT MEASUREMENT: Furnace and airDescription High efficiency Heating Mat: 105Watts output. adds high quality carbon fiber inside Heat conversion efficiency up to 97%. Heating more evenly and stable. Can be 48F higher than the ambient temperature. User friendly heat preservation pad: 2 outer layers which are insulating and IP67 waterproof, you can clean it safely and easily. Combination with a digital thermostat, warm up and keep the tempo of the soil, or your reptile safely. Precise