Devcon Epoxy Repair Kit 72961 Type_Test Strips typically 3 to 5 ppm

typically 3 to 5 ppm free chlorine or the bromine equivalent

and even a trace left on the shell will turn your next soak into a bubble bath — plus some degrade acrylic over time

The practical consequence is that these two cartridges live and die together

or you've returned from vacation to walls coated in algae

and the math makes the case for you

Devcon Epoxy Repair Kit 72961 Type_Test Strips typically 3 to 5 ppmDevcon Epoxy Repair Kit 72961 Overview An epoxy repair kit is used to seal cracks, leaks, or small holes in the spa shell or plumbing by applying a strong waterproof adhesive that hardens into a durable patch. What's in the Box 1 x Devcon Epoxy Repair Kit 72961 Brand Devcon