Is this stuff safe to use? Is it just calcium chloride?
Thanks -
20x40 IG, Hayward maxflo vs, tagelus t60 sand filter, Taylor test kit, diy solar panels for heating pool water, full size solar blanket to keep the heat we get and of course -
'More fun than you can shake a stick at'
Thanks -

20x40 IG, Hayward maxflo vs, tagelus t60 sand filter, Taylor test kit, diy solar panels for heating pool water, full size solar blanket to keep the heat we get and of course -
'More fun than you can shake a stick at'