New Pool Standards, Old Habits, and Expensive Mistakes

Ask a question here Talking Pools Podcast | Mondays Down Under A water test gives you numbers. Knowing what to do with them is where the job starts. Lee continues the conversation with Chris and Nick about proposed changes to Australian Standard AS 3633—and what those changes could mean for pool technicians, retailers, and commercial operators. The discussion tackles supplementary treatment systems, hydrogen peroxide, sulfate concerns, commercial pool backwashing, and the complications of testing mineral pools. Nick shares a commercial pool case involving deteriorating grout, while Chris describes a mineral dosing mistake that left a customer facing a major water replacement. They also examine proposed alkalinity ranges, adjustments to saturation index calculations, and why the pool surface and its warranty deserve a place in every treatment decision. A broad operating range doesn’t tell you where an individual pool belongs within it. In This Episode Proposed chlorine concessions for pools with supplementary treatment systems. Hydrogen peroxide and the challenges of managing chlorine residuals. Sulfate accumulation concerns associated with ongoing acid use. A commercial filtration system limited by its backwash disposal capacity. Make-up water allowances and their implications for busy spas. Questions about the draft’s TDS guidance for salt and mineral pools. Magnesium hardness, calcium testing, and a costly mineral dosing error. TDS factors and proposed mineral-pool adjustments in LSI calculations. Lower proposed alkalinity limits and the importance of surface warranties. Why technicians’ field experience belongs in the standards discussion. Episode Chapters 00:01 — Supplementary treatment and proposed chlorine concessions 01:32 — Hydrogen peroxide enters the discussion 05:23 — Chlorine removal and the “chlorine overdraft” 07:19 — Mondays Down Under theme 07:56 — Recognizing the industry’s mentors 10:38 — Sponsor: Pool Brain 10:51 — What experienced technicians can teach the industry 11:17 — Sulfates, acid use, and deteriorating grout 14:50 — A commercial pool’s backwashing problem 17:25 — Make-up water and commercial spa turnover 18:33 — Questions about TDS limits in mineral pools 19:57 — Magnesium hardness and misleading test results 23:15 — Hardness parameters and saturation index discussion 29:49 — Proposed lower alkalinity limits 32:36 — Pool surfaces, warranties, and treatment decisions 34:00 — Closing thoughts and listener questions Discussion context: This conversation concerns a draft standard under review at the time of recording. Several figures and interpretations are expressly flagged by the speakers for further checking; they should not be presented as confirmed requirements. Episode sponsor: Pool Brain Have a question or a topic you want the crew to tackle? Email [email protected]. Follow Talking Pools Podcast on Apple Podcasts, Spotify, or wherever you listen. The Pool Shop Coach an online store offering industry-specific business mentoring, coaching, and training programs Disclaimer: This post contains affiliate links. If you make a purchase, I may receive a commission at no extra cost to you. Support the show Thank you so much for listening! You can find us on social media: Facebook Instagram Tik Tok Email us: [email protected]