Summerset Duct Cover Filler, 4" | DCF-SP4 Spa Chemicals 1" FTG Connection: Universal fit

1" FTG Connection: Universal fit allows for quick and easy installation in most hot tubs and spas

It serves as a key component in the wheel assembly of automatic pool cleaners

Avoid sharp objects and keep the surface clear of standing water to prolong life

Suggested Fire Glass: 145 lbs

Maintaining clean

Summerset Duct Cover Filler, 4" | DCF-SP4 Spa Chemicals 1" FTG Connection: Universal fitSummerset 4 Inch Duct Cover Filler DCF SP4 This Summerset DCF SP4 4 inch duct cover filler is a replacement or installation filler part for compatible Summerset duct cover applications. It is used to help complete a vent hood duct cover setup when the original filler is missing, damaged, or needed for proper fitment. This part should be matched to the correct duct cover and vent hood installation before ordering. It is intended for compatible outdoor