Hydro-Quip 4.0kW [15" x 2"] Flo-Thru Heater [CalSpa XL] w/Box (26-0011-5S-K) ultrapurewater Installing the correct Pentair/Letro shroud

Installing the correct Pentair/Letro shroud can help restore the cleaner’s appearance and improve the overall condition of the body assembly

An assembly like this is useful because it helps restore proper air relief performance within the filter system while preserving compatibility with larger-capacity original assemblies

heater interruptions

Useful when the original header is damaged or leaking

Hydro-Quip 4.0kW [15" x 2"] Flo-Thru Heater [CalSpa XL] w/Box (26-0011-5S-K) ultrapurewater Installing the correct Pentair/Letro shroudThe Hydro Quip CalSpa XL 4. 0 kW FloThru heater is designed for compatible CalSpa XL heating applications where a 15 inch by 2 inch heater with box configuration is needed. A FloThru heater is useful because it provides direct in line heating while matching the supported plumbing and control arrangement expected by the system. This version is especially useful when the installation depends on the boxed heater format rather than a simpler unboxed