This drain and vent valve is designed to use with Pentair Dynamic series I, II RTL/RCF and III RTL/RCF inline pool/spa cartridge filter models RDC-25, RDC-25S, RDC-50, RDC-50S and also compatible with Pentair Rainbow high capacity automatic chlorine/bromine pool and spa feeder models HC-3315, HC-3330, HC-3340.
Also fits Pentair Predator II mini-cellular media pool/spa cartridge filters and Dynamic RCF-RTL series cartridge filter chlorine/bromine dispensers.
