Check biguanide sanitizer, calcium hardness, alkalinity and pH with one easy-to-read test strip.
Maintain biguanide sanitizer level between 30-50 ppm at all times.
Available Size: 50 count per bottle
Spa Marvel Cleanser is a fast-acting proprietary cleanser that penetrates deep inside of your spa’s...
Mix with 5 gallons of water to soak filiters for at least 24 hours.
Spa Marvel Water Treatment & Conditioner (Spa Marvel) is an environmentally-friendly, enzyme based spa-water treatment...