Notes from the deep end

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

Clear filters

4 articles

Filtration & Circulation · Archive date: · 3 min read

How Does a Pool Sand Filter Work?

A pool sand filter cleans water by trapping debris in a sand bed as water passes through it. Regular checks and backwashing help keep flow normal.

Written for PoolSkimmer on Oct 23, 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.

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.

Filtration & Circulation · Archive date: · 3 min read

Why Air Gets Into a Pool Pump System—and How to Fix It Safely

Air in a pool pump system usually points to a suction-side leak, low water level, or a lid seal problem. Start with safe checks and know when to call a pro.

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