Applied Bio Filter Blaster 32oz - Professional 5-Minute Cartridge & DE Filter Cleaner Scale & Stain Removers the product title identifies this

the product title identifies this valve as PVC

Calculate the volume of SEAKLEAR ALGAE PREVENTION & REMOVER required for the pool

brown and pink algae

An invisible liquid barrier that conserves water and heat

Applied Bio Filter Blaster 32oz - Professional 5-Minute Cartridge & DE Filter Cleaner Scale & Stain Removers the product title identifies thisProfessional grade Tier 1 spray cleaner that strips away scale, grease, and grime from cartridge and D. E. filters in just 5 minutes. When soaking isn't an option, Filter Blaster delivers instant results. Key Features: 5 Minute Results: Spray and rinse formula works fast for busy pool professionals Dual Compatibility: Cleans both cartridge and D. E. filters effectively Cuts Through Buildup: Melts away oils, minerals, and scale deposits 32oz Trigger