11
Treatment
1 Backwash and clean filter.
2 Run filter for 24 hours.
3 Increase run time per day.
Superchlorinate water with EPA registered source of
dichlor
1
according to manufacturer’s instructions.
Balance the spa water.
1 Check pH and adjust if necessary
2 Superchlorinate water with EPA registered source of
dichlor
1
according to manufacturer’s instructions.
3 Repeat steps 1 and 2 until algae is gone.
1 Adjust pH and total alkalinity to ideal ranges.
2 Vigorously brush stained areas.
3 Add sequestrant.
4 Run filter.
5 Twelve hours later, superchlorinate the spa.
6 Test and balance water.
7 Test spa water for dissolved metals.
Clean with soft cloth and mild detergent.
Test water for minerals; use a sequestrant;
maintain water balance.
Adjust pH and total alkalinity to ideal ranges.
1 Replace a volume of spa water with water low in hardness
and dissolved solids.
2 Use sequestrant to prevent scale buildup if high hardness
is a continuing problem.
3 If remedial action has been taken, and problem still persists,
drain and refill spa.
Consult your Nature2
®
Dealer for additional info or call 1-800-822-7933.