gashouse
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sentinel chhc-4i environmental controller in excellent working condition. used for approx. 16 months. 4 outlets, 1 for cooling, 1 for heating, 1 for dehumidification, 1 for co2. adjustable deadbands on all settings. time clock co2 control instead of photocell. comes with 15 meter cable and co2, temp, humidity sensor. will sell for $ 250.00 or trade for seeds, clones, gear
