Notes from the deep end

Practical articles for pool owners on skimming, water testing and choosing the right equipment.

479 articles

Water Chemistry · Archive date: · 3 min read

What Makes Pool pH Bounce Up and Down So Often?

Pool pH swings usually come from aeration, fill water, rain, sanitizer type, or low total alkalinity. Find the cause, avoid overcorrecting, and know when to call a pro.

Written for PoolSkimmer on Oct 7, 2026; assigned an earlier archive date, not published on that date.

Filtration & Circulation · Archive date: · 3 min read

What Size Pool Pump Do You Need for Your Pool?

Choose the right pool pump by matching pool volume, plumbing, and filter limits. Bigger is not always better, and the wrong pump can waste energy.

Written for PoolSkimmer on Oct 7, 2026; assigned an earlier archive date, not published on that date.

Pool Care · Archive date: · 3 min read

How to Hook Up a Pool Vacuum Safely

Hook up a pool vacuum by shutting off the pump, filling the hose with water, attaching the head, and connecting to the skimmer or suction port before starting the pump again.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.

Pool Care · Archive date: · 3 min read

How to Heat a Pool Without a Heater

The best way to heat your pool without a heater is to use solar gain and cut heat loss: cover the water, reduce shade and wind, and maintain circulation.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.

Water Chemistry · Archive date: · 3 min read

How to Add Chlorine to a Pool Safely

Test the water first, then add chlorine according to the label and your equipment manual. Keep the pump running, avoid mixing chemicals, and recheck the water.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.

Water Chemistry · Archive date: · 3 min read

How to Raise Pool Alkalinity Without Affecting pH

Low alkalinity often comes from acid additions, rain, splash-out, or refill water. Raise it gradually, retest after circulation, and call a pool pro if readings stay unstable.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.

Pool Care · Archive date: · 3 min read

How Does a Pool Heater Work?

A pool heater warms water as it circulates through the system, then sends it back to the pool. The exact process depends on whether the heater is gas, heat pump, or solar.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.

Water Chemistry · Archive date: · 3 min read

Is Pool Shock the Same as Chlorine?

Pool shock and chlorine are related, but they are not always the same thing. Chlorine is the routine sanitizer; shock is a stronger treatment used sometimes.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.

Skimming & Debris · Archive date: · 3 min read

Why Pool Pollen Keeps Returning After You Skim

Pollen can keep reappearing on pool water because wind, weak circulation, and tiny particles outpace simple skimming. Find out what helps most.

Written for PoolSkimmer on Oct 7, 2026; assigned an earlier archive date, not published on that date.

Skimmer Equipment · Archive date: · 2 min read

How to Choose the Right Skimmer Hose Adapter for Your Pool Vacuum

Match the adapter to the skimmer opening, hose diameter, and vacuum connection, then check the seal before use to avoid leaks and weak suction.

Written for PoolSkimmer on Oct 7, 2026; assigned an earlier archive date, not published on that date.

Water Chemistry · Archive date: · 3 min read

How to Choose a Pool Test Kit for Accurate Pool Readings

Choose a pool test kit based on the readings you need, the accuracy you can maintain, and how consistently you’ll use it. Reliable results matter more than extras.

Written for PoolSkimmer on Oct 7, 2026; assigned an earlier archive date, not published on that date.

Filtration & Circulation · Archive date: · 4 min read

How Variable-Speed Pool Pumps Save Energy

Variable-speed pool pumps save energy by matching pump speed to the task, reducing power use, and helping circulation work efficiently for your pool.

Written for PoolSkimmer on Oct 7, 2026; assigned an earlier archive date, not published on that date.