Hayward Insulation, Low NOx, Return Side (FDXLGSK1933) pvcfittings this filter cartridge helps restore

this filter cartridge helps restore dependable debris capture and contributes to cleaner overall system operation

Improves air-side performance confidence and perceived quality

and this G & P Tools version is designed in a 1/4 inch size with a 28 inch length using the 99-366-1045 reference

The R-series fit

Hayward Insulation, Low NOx, Return Side (FDXLGSK1933) pvcfittings this filter cartridge helps restoreThe Hayward return side insulation component is designed for compatible Low NOx heater applications where the original insulating section needs replacement. A part like this is useful because it helps support thermal management and protect surrounding heater areas as part of the overall assembly. This replacement is especially useful when the original insulation is deteriorated, damaged, missing, or no longer presenting well after service. Replacing