Four mounting bolt holes measure 4 inches on center.
Two sensor wells for 5/16 or 1/4 inch ends.
Two threaded ports (1/8 inch npt) for pressure switch, plugs.
Includes thick AND thin o-rings for various manifolds.
Mounting studs for two different hi-limit styles, allowing this replacement element to retrofit ALL plastic housings, including: Brett Aqualine, Aquatherm, Premier, Allstate, and Hot Water Products.
Use 100% silicone or Permatex hi-temp RTV silicone to reseal.
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