Author name: John Gill

Hot tub water balance. Pillars of water chemistry
Water Care, Everyday Care, Maintenance Tips​, Water Chemistry

Hot Tub Water Balance: A Complete Guide to the Four Pillars

Hot tub water care doesn’t have to be complicated. Learn the four pillars of hot tub water balance—sanitizer, total alkalinity, pH, and calcium hardness—and discover how they work together to keep your spa water clean, clear, comfortable, and easy to maintain. This complete guide will help you understand ideal levels, prevent common water problems, and take the guesswork out of hot tub water chemistry.

When to Drain Your Hot Tub
Water Care, Cleaning & Maintenance, Maintenance Tips​, Routine and maintenance

When to Drain Your Hot Tub

Most hot tubs require a full drain and refill every three to four months to manage chemical buildup and ensure safety. Saltwater systems are the exception, typically needing annual changes. This guide explains how rising TDS, CYA, and biofilm impact water stability, offering essential tips on maintenance schedules, biofilm purging, and recognizing when your water needs replacing.

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