Eric Knight

Rule Your Pool

Rule Your Pool is a podcast by Orenda Technologies. This show was created for pool owners, operators, and service pros who want the best water quality possible. If you want to know what's really going on with your swimming pool chemistry, this might be the podcast for you. Each week, we'll cover a new topic related to swimming pools, water chemistry, or indoor air quality. With our help, you'll be able to rule your pool without over-treating it with chemicals and wasting money.

No dejes de visitar la web del podcast y apoyar a su creador: rule-your-pool.simplecast.com

Autor

Eric Knight

Categoría

Science

Último episodio

14 de oct. de 2026

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Episodios

How to Floc Calcium using Soda Ash (w/ Jared Stanley) 14.10.2026

[00:00] - Intro [03:39] - Evaporation and the wet/dry effect [09:16] - How much is a high calcium level? [11:14] - Intentionally forcing calcium out of solution [14:14] - Trial and error [21:54] - Using a pH probe [25:45] - What does this process look like? [31:05] - Alkalinity drops too. Why? [36:41] - What the research says [43:50] - Closing ______________________________ Connect with us! Game C...

What Have We Learned? (w/ Jarred Morgan) 07.10.2026

Out of respect for Jarred, this episode has no show notes. ______________________________ Connect with us! Game Changing Pool Business Software: Pool Brain® Realize your full potential. Watershape University® Water chemistry questions? Orenda® Questions? Comments? Or apply to sponsor the show: ruleyourpool@gmail.com Facebook: @ruleyourpool YouTube: @rule-your-pool

Water in its Natural State 23.09.2026

[00:00] - Intro [02:39] - My Upcoming Debate with Rudy Stankowitz [07:31] - Testing Natural Water [08:16] - Testing Ocean Water [10:55] - Testing a lake and two ponds [14:03] - High pH in water with algae: Eutrophication [15:29] - Takeaways ______________________________ Connect with us! Game Changing Pool Business Software: Pool Brain® Realize your full potential. Watershape University® Water che...

Soda Ash vs. Sodium Bicarbonate for Raising Alkalinity 26.08.2026

[00:00] - Intro [02:20] - Soda ash vs. Sodium bicarbonate [04:51] - Alkalinity article by Kim Skinner (onBalance) [07:51] - Orenda Chemiculator® accuracy [10:26] - Closing    Read Kim Skinner's article HERE . ______________________________ Connect with us! Game Changing Pool Business Software: Pool Brain® Realize your full potential. Watershape University® Water chemistry questions? Orenda® Questi...

White Water Mold and Disappearing CYA (w/ John Davidson) 19.08.2026

[00:00] - Intro [01:59] - The Montana Pool Season [04:39] - What White Water Mold Looks Like [06:02] - Breaking down CYA [10:12] - How to Prevent White Water Mold [13:57] - Chemistry of Breaking Down CYA [18:27] - Challenges of Pool Care in Montana [23:01] - Closing  ______________________________ Connect with us! Game Changing Pool Business Software: Pool Brain® Realize your full potential. Water...

I've joined Pool Brain. Here's Why. 05.08.2026

[00:00] - Intro [01:03] - Self Awareness [05:46] - Why I chose to join Pool Brain [08:47] - Addressing our industry's turnover problem [14:19] - Motivation when changing companies [17:57] - What I'll be doing at Pool Brain [20:48] - Closing  ______________________________ Connect with us! Game Changing Pool Business Software: Pool Brain® Realize your full potential. Watershape University® Water ch...

Understanding Parasites (w/ Roy Vore, Ph.D.) 29.07.2026

[00:00] - Intro [01:15] - What are parasites? [07:04] - How to kill parasites, and debunking myths [11:24] - The 2026 Cyclospora outbreak [22:06] - Comparing food-borne illnesses and severity [30:20] - Eric's near-death Cyclospora experience [33:04] - Cryptosporidium [37:58] - Best practices ______________________________ Connect with us! Game Changing Pool Business Software: Pool Brain® Realize y...

Why Alkalinity Rises in Pools using CO2 for pH Management 24.06.2026

[00:00] - Intro [01:01] - How acid lowers pH [03:14] - Hypochlorite chlorines [04:20] - How hypochlorites are made [06:20] - Chlorines leave behind muriatic acid in water [07:28] - Excess hydroxides [09:50] - What can be done to limit the alkalinity rise? [12:01] - Closing ______________________________ Connect with us!   Realize your full potential. Watershape University® Water chemistry que...

Pool Chemistry Down Under (w/ David Watson) 10.06.2026

[00:00] - Intro [01:27] - David's background [05:38] - Better Understanding CO2 [10:12] - Runaway TA on CO2 Pools [15:25] - Why CO2 tanks freeze [19:11] - Total Dissolved Solids (TDS) [27:17] - What was the TDS limit pre-2005? [28:28] - Mutual friends with Richard Falk [32:01] - Closing Buy David's book on CO2 for pH management in pools: https://davidwatsonpoolconsulting.com/ _____________________...

Acid Burning Through Alkalinity...and CYA? 03.06.2026

[00:00] - Intro [00:51] - Researching alkalinity since 2016 [05:27] - CYA contributes to TA, so does acid reduce CYA? [07:09] - Acid vs. Bicarbonate Reaction [09:08] - Sodium and Chlorides are Spectator ions [12:10] - Does acid burn through Cyanurate Alkalinity too? [15:04] - What about chlorinated isocyanurates? [17:20] - Closing ______________________________ Connect with us!   Realize your...

Fiberglass Pool Chemistry (w/ Bill Khamis) 20.05.2026

[00:00] - Intro [00:38] - Bill's background [07:27] - Expanding education and manufacturing capabilities [14:44] - Clearance for fiberglass pool installation [17:28] - How to become a fiberglass pool installer [24:03] - Researching fiberglass "chalking" [31:36] - Selflessness [34:09] - Chalking looks like calcium silicate bound to to gelcoat polymers [37:40] - The LSI, and chelating calcium [40:04...

Is the LSI actually an "Index"? 06.05.2026

[00:00] - Intro [01:44] - Wójtowicz Update to the LSI Formula [04:21] - Dr. Langelier's Original Index Formula [05:56] - What water wants vs. What air wants [08:18] - Closing   ______________________________ Connect with us!   Realize your full potential. Watershape University® Water chemistry questions? Orenda® Questions? Comments? Or apply to sponsor the show: ruleyourpool@gmail.com  ...

Service 2211: Essential Water Chemistry is now available on Watershape.org 22.04.2026

[00:00] - Intro [02:38] - S2211 - Unit A, part 2 ______________________________ Connect with us!   Realize your full potential. Watershape University® Water chemistry questions? Orenda® Questions? Comments? Or apply to sponsor the show: ruleyourpool@gmail.com   Facebook: @ruleyourpool YouTube: @rule-your-pool  

Water Chemistry vs. Natural Stone 15.04.2026

[00:00] - Intro [01:00] - What is natural stone? [02:42] - Calcite is a dense form of calcium carbonate [06:24] - Aggressive water seeks calcium, even in natural stone [08:04] - Other natural stones that contain calcium [11:22] - Closing ______________________________ Connect with us!   Realize your full potential. Watershape University® Water chemistry questions? Orenda® Questions? Comments?...

Reverse Osmosis (RO) Filtration (w/ Matt Mueller) 08.04.2026

[00:00] - Intro [01:50] - Matt Mueller's Background [08:49] - Issues that Led to Reverse Osmosis [11:03] - Draining and Refilling Depends on Tap Water Chemistry [12:33] - The RO Process [17:17] - The RO Experience, from a Customer's Perspective [21:34] - Is Dilution the Solution to Pollution? [23:14] - Density Stratification [29:36] - How Low Should You Go? [34:32] - What is Osmosis? [36:09] - Is...

186. NEW COURSE! C4633: Advanced Inflatable Watershape Installation Workshop 01.04.2026

You asked, so we answered.  Thanks to feedback from students, instructors and sponsors like you, we are pleased to announce a  new advanced construction course, addressing an underserved segment of the swimming pool industry. Construction 4633: Advanced Inflatable Watershape Installation Workshop (8) This eight (8) hour course packs in two days worth of information into one action-packed workshop....

Allergic to Chlorine? A Microbiology Lesson (w/ Roy Vore, Ph.D.) 25.03.2026

[00:00] - Intro [01:10] - Degrees of Chlorine Exposure [03:51] - Our Bodies Produce Chlorine [08:16] - Drinking Water is Chlorinated [10:27] - Combined Chlorine and other Disinfection Byproducts (DBPs) [16:07] - Prolonged Exposure to Chloramines and Bacteria [23:28] - Is Swimmer's Ear an RWI? [27:03] - Disinfection Contact Times (CT) and Cleaning Agents [28:13] - Organic and Inorganic Chloramines...

Personalized Pool Chemistry (w/ Keegan Rivera) 18.03.2026

[00:00] - Intro [01:12] - Keegan's Background [03:45] - Using Engineering to Simplify Pool Care Advice [05:43] - The Reality of Algaecides [07:07] - Access to Information has Increased [08:55] - Personalized Calculations for YOUR Pool [10:56] - Common Homeowner Questions [12:31] - Take the Quiz, Order your Kit, and Customize it as Needed [14:22] - PersonalizedPool.com, and the My Pool Plan app [21...

AI: My Unsolicited Opinions 11.03.2026

[00:00] - Intro [00:55] - I remember when AI came out [03:03] - An uncertain future [04:23] - AI recognizes AI [06:24] - Truth and reality are blurred now [07:26] - The Trades are the future [09:07] - Humanity must prevail [10:46] - Mass disruption [12:05] - Automation is already here [14:27] - Closing ______________________________ Connect with us!   Realize your full potential. Watershape U...

Understanding Adjusted Alkalinity 08.03.2026

00:00] - Intro [00:36] - Adjusted Alkalinity on a Pool Store Printout [01:34] - Adjusted Alkalinity = Carbonate Alkalinity [03:10] - Cyanurate and Borate also contribute to Total Alkalinity [04:42] - Increasing CYA increases TA. About 1/3 of CYA is Cyanurate Alkalinity [06:14] - Is Adjusted Alkalinity the "Real" Alkalinity? [07:37] - One Breath Summary ______________________________ Connect with u...

Swim School Chemistry (w/ Olympian Davis Tarwater) 25.02.2026

00:00] - Intro [02:20] - Davis Tarwater's background [08:24] - Water quality challenges [18:20] - Swimmer irritation [24:31] - Embrace the pH rise and plan for it [26:56] - Closing ______________________________ Connect with us!   Realize your full potential. Watershape University® Water chemistry questions? Orenda® Questions? Comments? Or apply to sponsor the show: ruleyourpool@gmail.com &nb...

Dad Mode: Unlocked 29.01.2026

[00:00] - Intro [01:43] - New Baby and 2026 Goals [05:44] - Service 2211 has been recorded, and will soon be online [07:48] - 2026: A Building Year for Watershape U [09:01] - Watershape U = Education + Reinforcement and Networking [12:10] - The new WU Service Track [13:33] - Upcoming WU Classes at Shows [20:20] - Closing [21:27] - Service 2211: Essential Water Chemistry - Unit A, Part 1 [24:49] -...

Winterizing Pools Against Crystals (w/ Rob Romano and Bill Drakeley) 26.12.2025

[00:00] - Intro [00:33] - Pool industry lifers [07:25] - How pools are winterized in the Northeast [11:51] - How cold is too cold to plaster? [16:50] - Calcium chloride in the plaster mix [22:06] - Freeze damage protection [27:40] - Dilution's impact on the LSI during the winter [33:51] - Testing fill water, and smart winterizing [36:10] - Company culture of learning [45:21] - Scale vs. calcium cr...

Protecting Pool Plaster (w/ Jeff Smith) 17.12.2025

______________________________ Connect with us!   Realize your full potential. Watershape University® Water chemistry questions? Orenda® Questions? Comments? Or apply to sponsor the show: ruleyourpool@gmail.com   Facebook: @ruleyourpool YouTube: @rule-your-pool  

Reinforced PVC Membranes (w/ Tony Jordan and Jeremy Heersink) 12.12.2025

[00:00] - Preface - Education Vacation Recap [03:10] - Actual Introduction [09:13] - New WU Class - C3291: Reinforced PVC Membrane Workshop [14:35] - PVC membranes in cold climates [16:33] - Installation and costs [30:46] - Closing ______________________________ Connect with us!   Realize your full potential. Watershape University® Water chemistry questions? Orenda® Questions? Comments? Or ap...

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