Matt Hudson 
Key takeaway: A pool pump works by spinning an impeller that pulls water through a strainer basket, pushes it through the filter, and returns it clean to the pool, a … Read more
Key takeaway: a green pool means your sanitiser lost the fight against algae — almost always low chlorine, high pH, or both, with poor circulation piling on. Fix pH first … Read more
Key takeaway: Clean a pool cartridge filter by hosing it down between the pleats, soaking it in a filter degreaser for 12 to 24 hours to shift oils and sunscreen, … Read more
Key takeaway: Solar heating is the cheapest to run, roughly $50–$400 a year depending on whether it needs a dedicated booster pump, but only works when there’s sun and doesn’t … Read more
Key takeaway: A rectangular or lap pool suits a roller cover cheaply, from around $1,500 for a manual system, because the straight-line geometry rolls up cleanly. A freeform or kidney-shaped … Read more
Key takeaway: An Olympic swimming pool is 50 metres long, 25 metres wide, and at least 2 metres deep (3 metres is now standard for major competitions), holding 2,500,000 litres … Read more