GLB Stain Magnet - 2.5 lb 1-5-multi-port-top-mount-4-way The ideal pH range is

The ideal pH range is between 7

All electrical components are encapsulated in epoxy with no seals to wear or break

Manufacturer Part # GLXLOCALP4

Manufacturer Part # FM1STUZH240

2 Year Warranty

GLB Stain Magnet - 2.5 lb 1-5-multi-port-top-mount-4-way The ideal pH range isThis granular formula quickly eliminates metallic stains from pool surfaces with no need to test the water or close the pool. It is compatible with most types of pool surfaces. Compatible With chlorine, bromine, ozone, biguanide and salt water chlorine sanitizing systems Manufacturer GLB Manufacturer Part # 71020 Pool Chemical Type Stain and Scale Product Features Can be used on most pool surfaces including gunite, most plaster, concrete, vinyl and