HTH Spa Non-Chlorine Shock 2.2 lb Knuckle Headz apply in the spring or

apply in the spring or fall when daily average soil temperatures are consistently between 55F and 70F or air temperatures are between 60F and 80F

and adorable

Compete with

Black Spot

Different colored cables to differentiate which temperature read you are receiving

HTH Spa Non-Chlorine Shock 2.2 lb Knuckle Headz apply in the spring orAbout This Item Relax into fresh clean water with this easy to use non chlorine shock oxidizer. HTH Spa Non chlorine Shock Oxidizer effectively reduces odor causing ammonia and chloramines resulting in clear clean and healthy water. This product is great for bromine and chlorine systems. For best results use HTH Spa Non chlorine Shock Oxidizer as part of your regular HTH Spa care routine. How To Use HTH Spa Non chlorine Shock Oxidizer With the