Chemicals & Water Testing Products

HTH Shock Advanced is a fast-dissolving, cal-hypo pool shock in a 24-count pack that kills bacteria, prevents algae, reduces chlorine odor, and clears cloudy water without adding cyanuric acid. If you manage a residential pool and want reliable weekly maintenance, HTH Shock Advanced offers...

E-z Pool Concentrated Pool Blend 5 lb with Test Strips is a once‑a‑week, all‑in‑one pool treatment that clarifies, conditions and helps balance water for swim‑ready results. This concentrated formula arrives in a convenient 5 lb bucket with colorimetric test strips so you can treat...

MAV AquaDoc Non Chlorine Hot Tub Shock is an oxygen-based oxidizer that refreshes spa water, reduces chloramine odors, and dissolves oils and residues without adding chlorine. Keep your hot tub water clear, comfortable, and ready for use with a 10 lb supply of AquaDoc's...

MAV AquaDoc Oxidizing Shock is a 10 lb, oxygen‑based non‑chlorine spa oxidizer formulated to refresh hot tub water between soaks without raising chlorine levels. Keep your spa water clear, neutralize odors from chloramines, and support both bromine and chlorine sanitation systems with this fast‑dissolving...

FROG @Ease Replacement SmartChlor Cartridge 3-Pack with pH and Total Alkalinity Decreaser plus one Maintain Shock is a ready-to-use hot tub water treatment kit that delivers low, steady chlorine levels while correcting pH and alkalinity. Keep your hot tub water clear and comfortable with...

SpaGuard Brominating Concentrate is a pH‑neutral granular sanitizer that adds bromine to spa water quickly and simply for ongoing bacterial control and odor reduction. Designed for hot tubs and small spas, this 6 lb container contains concentrated bromine pellets that dissolve while the pump...

SpaGuard Spa Chlorinating Concentrate is a fast-dissolving, granular chlorine sanitizer and shock designed for routine disinfection and periodic oxidation of hot tub water. These concentrated granules come in a 5 lb single pack and are formulated to dissolve quickly when added to moving spa...

MAV AquaDoc Non Chlorine Hot Tub Shock is an oxygen-based spa oxidizer formulated to quickly break down organic residues without adding free chlorine. Keep your spa water clearer and more comfortable between full chemical treatments with this fast-dissolving, chlorine-free shock. Designed to work alongside...

SpaChoice Re-Energize Spa Shock is a powerful oxygen-based oxidizer designed to remove organic contaminants and restore crystal-clear hot tub water without raising chlorine levels. Keep your spa water fresh and inviting with this 4-pack of 2-pound containers of SpaChoice Re-Energize Spa Shock. Formulated as...

Pool Mate 32-pound Calcium Hardness Increaser is a dry granular calcium chloride formula designed to safely raise and stabilize your pool's calcium hardness to the recommended range. Maintaining proper calcium hardness protects pool surfaces and equipment from the effects of water that's too soft....

Robelle 32-Pounds Premium Pool Calcium Up is a granular calcium chloride treatment that raises and stabilizes your pool's calcium hardness to the recommended levels. Maintaining proper calcium hardness prevents surface damage and helps water chemistry stay balanced. Robelle Calcium Up is a dry, fast-dissolving...

E-z Pool 5# Bucket is a weekly, concentrated all‑in‑1 pool care blend that oxidizes contaminants, controls algae, clarifies water, and helps prevent scale and stains. Keep your backyard pool clear and swim‑ready with one straightforward weekly treatment. This concentrated formula is designed to break...

MAV AquaDoc Hot Tub Chlorine Granules are a fast-dissolving 5 lb spa sanitizer formulated to provide a steady source of available chlorine for routine hot tub water care. Keeping spa water clear and safe-looking requires consistent sanitization and easy-to-use products. AquaDoc Hot Tub Chlorine...

SpaChoice Premium Spa Sanitizing Chlorine Granules are a fast-dissolving, measured chlorine sanitizer designed to keep hot tub and spa water clean and clear when dosed and tested correctly. These chlorine granules come in convenient 2-lb containers sold as a 4-pack to supply routine and...

Pool Mate 8-Pounds Premium Pool Chlorine Granules are a concentrated, stabilized chlorine sanitizer designed to keep pool water clear by maintaining a consistent chlorine residual. These made-in-USA granules dissolve quickly and deliver reliable sanitizing power for routine chlorination or occasional shock treatments. Formulated to...

The MAV AquaDoc Inflatable Hot Tub Chemical Kit is an all-in-one chlorine and spa chemical starter set designed to keep inflatable tubs clear, balanced, and ready for safe use. Keeping water balanced in an inflatable hot tub is easier when you have a single...

The Taylor Technologies K-2005 DPD 9-in-1 Complete Pool Test Kit is a portable, professional-grade kit that measures free and total chlorine, bromine, pH, acid/base demand, total alkalinity, calcium hardness and cyanuric acid for pools and spas. Keep pool and spa water balanced and swimmer-safe...

United Chemical Yellow Treat is a patented granular algaecide formulated to quickly eliminate mustard and yellow pool algae when used as directed. Yellow and mustard algae form stubborn, powdery blooms that resist ordinary sanitizers and cloud pool water. United Chemical’s Yellow Treat (YT-C12) is...

Bartovation Hydrogen Peroxide H2O2 Test Strips give a fast, visual reading of peroxide levels from 0 up to 100 ppm in seconds. These test strips are designed to quickly detect residual hydrogen peroxide in drinking water, pools, hot tubs, and other treated systems where...

Robelle 21-Pounds Premium Chlorine Stabilizer and Conditioner is a cyanuric acid treatment that quickly raises and maintains stabilizer levels to protect pool chlorine from sunlight. Keeping free chlorine effective in outdoor pools requires a stabilizer to shield it from ultraviolet degradation. Robelle’s 21-pound bag...