Thermoflo Back Draft Damper Propagation Lights allows for a single point

allows for a single point calibration for pH and/or conductivity sensors

Controls all stages of aphids

PBA Free and HDPE grade bottles

be dimmed up to 60%

Bloom (0-5-4) Our Bloom was designed with higher Phosphorus for flower bud initiation and sturdy flower formation balanced with enough Potassium to develop trichomes and increased resin production

Thermoflo Back Draft Damper Propagation Lights allows for a single pointBenefits of the Backdraft Dampers Specifically designed to be used with ThermoFlo flexible ducting Designed to allow airflow in one direction Minimum air leakage design Aluminum spring loaded backdraft damper blades 20 gauge steel housing Simple installtion entire assembly inserts into duct Can be installed in any position Designed for vertical or horizontal mount Exterior foam gaskets assure a tight seal