The E75L1Q31 growth chamber is frequently used for cereals, citrus, grasses and other plants that require high light intensity and higher growth height. SciWhite with red LEDs are dimmable from 10-100% output with up to 1360 µmoles/m2/s irradiance @ 6". IntellusUltra controller, touchscreen, additive CO2 to 5000 ppm. Interior / exterior of smooth white galvanized steel with foamed-in-place non-CFC insulation and a stainless-steel floor for corrosion resistance. Air circulation inside chamber is from a specifically designed adjustable air diffuser. Two white epoxy coated steel wire shelves adjustable in ½” increments. Self-contained air-cooled condensing unit with hot gas bypass system for continuous compressor operation extends life, ensuring precise temperature control by alternately cycling refrigerant and hot gas to coil; this also prolongs life of compressor, and eliminates risk of ice build up in coil. Contact sales@percival-scientific.com for more options.