Hot Tub Things™ Instant Cartridge Cleaner (32 fl oz) - Professional Spray-On Filter Cleaner

Product Type: Spray-on spa filter cartridge cleaner

Cleaning Method: Fast-acting surfactant cleaning to dissolve oils and debris

Active Ingredients: Concentrated degreasing and cleaning agents (filter-safe formulation)

Form: Ready-to-use liquid spray

Compatibility: All spa and hot tub filter cartridges including pleated, coreless, and standard cartridge filters; safe for polyester filter media and plastic components when used as directed

Function: Removes body oils, lotions, dirt, scale residue, and organic buildup from filter pleats to restore water flow and filtration efficiency

Application Method: Spray directly onto filter pleats, allow to soak briefly, then rinse thoroughly with clean water

Foaming Action: Low-foaming formula designed for easy rinsing without residue

Water Balance Impact: Does not affect spa water chemistry when filters are rinsed before reinstallation

Maintenance Requirements: Recommended during routine filter cleaning or when flow is reduced

Use Frequency: As needed; typically every 2–4 weeks depending on spa usage

Surface Safety: Will not damage filter fabric, end caps, or coreless filter structures when used as directed

Storage: Store in a cool, dry place away from direct sunlight and freezing temperatures

Shelf Life: Approximately 2–3 years when stored properly

Application Notes: Remove filter from spa before cleaning; do not mix with other cleaning chemicals

1. Remove filter cartridge from your hot tub
2. Rinse off loose debris with garden hose
3. Spray Hot Tub Things™ Instant Cartridge Cleaner generously over entire filter surface
4. Let sit for 2-3 minutes
5. Rinse thoroughly with clean water
6. Reinstall filter or allow to dry for storage

For heavily soiled filters, apply cleaner, let sit for 5 minutes, then use a soft brush to gently work the formula into pleats before rinsing.