Heater Housings, Flo Thru
  These are the most common type of hot tub spa heater housings used today. The replacement elements are very inexpensive and easy to change out. Most common size will be 15" long.

Featured Products


Flo Thru Manifold for hot tub spas - $78.09
Flow Thru Manifold Stainless steel with (2) 5/16" thermowells 1/8"npt pressure switch tap, 2"QD tailpieces. Element sold separately. Not compatible with stacked design flow thru element. Part # De... More Info
Flow Thru Manifolds for hot tub spas - $68.65
Flow Thru Manifolds for hot tub spas Stainless steel with side indent grooves and cover. 1/8"npt pressure switch tap 2"QD tailpieces included. Element sold separately. Part # Description 47-371-1... More Info
Generic Flo-Thru Heater Assembly for hot tub spas - $112.00
One heater fits many applications! This is a good quality replacement heater Competitively priced with all replacements! Features * Universal 15” length * Universal 4.5kW can replace ... More Info

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