This type of Harwil reed flow switch has traditionally been used on older Sundance spas and is immediately recognisable due to it's different shape and style to ALL other Harwil flow switches.
For use and to fit all the Sundance temp...
Side discharge circulation pump (Common)...
Hand held cutting tool for those awkward hard...
Hot Tub water manifold with x4 plugs
LED Spa BulbsReplace your existing white spa...
Barb Adaptor 1/2" Socket or 3/4" Spiggot x 3/4"...
2" Spigot x 2" S x 3/8" Air Bleed. Does not...