Off-line pool chlorinators are used with above ground pool systems and spas to regulate and disperse chlorine or bromine into your pool or spa. Efficient and trouble free, these durable systems are corrosion proof and are ideal for new or existing pools or spas and work automatically with your pump and filter system. Includes control valve to regulate feed rate and is simple to install for all homeowners. Select off-line chlorinator model from the drop down menu below.