Stronger cleaning agents??

[mad hops]

i left water in my carboys unfortantley in the sun filled with water and developed water rings and residue along the sides and cannot get them out.. any ideas or am i just out of luck?

:cross:

 

[Chris_Dog]

Usually vinegar or even CLR will take of water stains.

 

[Shay]

I would let it soak in a hot-water oxy-clean solution overnight.

 

[mad hops]

the vinger really did an number on the water stains and saved my carboys!