Softub: Instant Filter Cleaner Brand-Softub Spas scale-free water

scale-free water

Run circulation system for at least 1 hour after application

it’s the perfect setting for a post-workout soak or a quiet evening under the stars

Our flagship umbrellas feature integrated LED hub lighting

All the benefits from the Activate Granular

Softub: Instant Filter Cleaner Brand-Softub Spas scale-free waterFormerly Filter Renu. Instant Filter Cleaner removes scum, oils, minerals, and scale from spa cartridges improving filter life and water clarity. Easy to use with no scrubbing required; this special liquid formula works in minutes so you can continue to enjoy your spa. It is recommended that you use every 4 6 weeks to maintain filter efficiency.