Swimming Pools with "skimmer system" might be the best choice for smaller swimmingpools. A skimmer system is easier to maintain its cheaper to build and own to. This is the moust used system for private house here in Isaan.
7 x 4 meter Skimmer
Owner: Kurt Rune from Norway
Swimmingpool build by owner. Tiling, Equipment and Pumprom made by Sakon SwimmingPool.
Saltwater system - Bright white and Rbg led lights - Tiled with swimming pool tiles from Sritanee