Limpiador y bloqueador de moho y hongos 303® – 16 onzas líquidas – pieza n.° 30573
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Key Features & Benefits
Dual-Action Mold & Mildew Protection
Cleans existing mold and mildew stains while forming a protective barrier that helps block future growth. This two-in-one formula restores surfaces and helps maintain a cleaner spa environment longer.
Safe for All Hot Tub Surfaces
Engineered for seamless compatibility with original mounting points for secure placement.Designed for use on vinyl covers, wood cabinets, fiberglass shells, plastic components, and more. The material-safe formula delivers effective cleaning without damaging sensitive spa finishes.
Bleach-Free, Non-Damaging Formula
Powerful cleaning performance without harsh bleach or corrosive chemicals. Won’t discolor, dry out, or prematurely age spa covers and exterior surfaces.
Long-Lasting Protective Barrier
Leaves behind a protective coating that helps prevent mold and mildew regrowth for 4–6 weeks under normal conditions, reducing maintenance frequency.
Ready-to-Use Spray Application
Convenient trigger spray requires no mixing or complicated preparation. Simply spray, wipe, and allow to dry for fast, hassle-free results.
Professional-Grade & Environmentally Conscious
Trusted by marine and RV professionals for over 40 years, this biodegradable formula delivers reliable performance while remaining safer for users and the environment.
Product Overview
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Limpiador potente diseñado para eliminar moho, hongos, algas y manchas difíciles de superficies de vinilo, plástico y spa.
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Deja una barrera protectora que ayuda a prevenir el crecimiento futuro de moho y hongos durante semanas después de la aplicación.
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Seguro para usar en la mayoría de las cubiertas de spa, superficies de jacuzzis, asientos de botes, muebles de patio y telas para exteriores.
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La fórmula sin blanqueador ni ácido garantiza una limpieza eficaz sin productos químicos agresivos ni daños a los materiales.
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La botella rociadora fácil de usar permite una aplicación rápida en áreas problemáticas para obtener resultados rápidos.
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Ideal para propietarios de spas y piscinas que buscan mantener un ambiente limpio, higiénico y con olor fresco.
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Funciona tanto en superficies interiores como exteriores expuestas a alta humedad.
Frequently Asked Questions
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Clean your hot tub cover every 4-6 weeks during regular use. In humid climates or shaded areas, treat covers every 3-4 weeks. The protective barrier lasts 4-6 weeks under normal conditions.
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Yes! 303® is safe for vinyl, marine-grade fabric, Sunbrella®, and all common cover materials. Unlike bleach-based cleaners, it won't cause discoloration or premature aging.
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No, 303® is for external surfaces only. For interior cleaning and water treatment, explore our Hot Tub Chemicals and Spa Shell Cleaners collections.
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Yes, 303® effectively removes most mold and mildew stains, including black mold. Heavily stained covers may require 2-3 applications with gentle scrubbing.
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303® is specifically engineered for outdoor equipment, is bleach-free, provides long-lasting protection, won't cause UV damage, and is safe for specialized hot tub materials.
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A 16 oz bottle provides 8-12 applications for an average hot tub cover (7' x 7'), while a 32 oz bottle covers 16-24 applications.
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Absolutely! 303® works excellently on wood, composite materials, and synthetic cabinet panels, penetrating to eliminate mold at the root level.
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Yes, 303® is biodegradable and environmentally responsible. Normal runoff won't harm landscaping, and it contains no harsh acids, bleach, or toxic chemicals.

