Crystal clear pool chemistry, demystified.
Opinionated, specific guides on pool chemistry. No filler.
Latest
- pool chemistry
Welcome
Getting started.
- hot-tub-chemistry
Bromine vs Chlorine for Hot Tubs: Which Should You Use?
Choosing between bromine and chlorine for your hot tub? Here's a direct comparison covering effectiveness, cost, skin feel, and which sanitizer wins in most setups.
- fiberglass pools
Fiberglass Pool Cost: What You'll Actually Pay in 2026
Fiberglass pool prices range from $45,000 to $100,000+ installed. Here's exactly what drives cost and how to budget without surprises.
- hot-tub
Hot Tub Chemicals: The Correct Order to Add Them
Add hot tub chemicals in the wrong order and you'll cloud the water or kill your sanitizer. Here's the exact sequence, explained step by step.
- salt water pools
Salt Water vs. Chlorine Pools: Which Is Right for You?
Salt water pools still use chlorine — they just make it on-site. Here's how the two systems compare on cost, maintenance, and water feel.
- above-ground pools
Steel vs Polymer Pool Walls: Which Should You Choose?
Steel and polymer pool walls each have real trade-offs. Here's how they compare on durability, corrosion, cost, and long-term value so you can decide fast.