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Tests for free and combined chlorine, total bromine, pH, alkalinity, calcium hardness and cyanuric acid(stabilizer). Higher ranges.

Tests for free and combined chlorine, total bromine, pH, alkalinity, calcium hardness, and cyanuric acid(stabilizer). Lower ranges.

Tests for total bromine, pH, alkalinity, and calcium hardness. Higher Ranges.

Does Not Include Valve

Does Not Include Valve

Side Mount Sand Filter

Often, if a spa or jetted tub has problems, the cause is out of sight. Tub rinse prevents such problems by keeping spa and jetted tub plumbing clear of organics, oils, dirt and minerals.