Quest Return Air Duct Collar for Overhead Style Dehumidifier - 105, 155, 205, & 225 Only Sun System Electronic Ballasts Application Timing:Apply Stack from the

Application Timing:Apply Stack from the final week of vegetative growth to week 4-5 of flowering

A soft showering head that is gentle on plants and flowers

With over 20 years of medical and horticultural enzyme formulation and production experience

and mild cleaning chemicals encountered in maintenance

Quest Return Air Duct Collar for Overhead Style Dehumidifier - 105, 155, 205, & 225 Only Sun System Electronic Ballasts Application Timing:Apply Stack from theThis accessory allows a limited amount of ductwork to be attached to the intake on Quest Dual dehumidifiers. This allows the dehumidifier to be located outside of the indoor garden. Be sure to also purchase the supply air attachment (#310784) to attach ductwork to the air outlet and send dry air back into the garden. This 12 in flange fits Dual 105, 155, 165, 205 and 225 only.