Water ID produces the Rubber light protection cap PoolLab, a light-tight cap designed for water quality analysis. This product is typically used in environmental testing and is suitable for applications involving freshwater, waste water, and swimming pool water. Its main features include ensuring accurate testing by preventing light interference during analysis. https://elecena.pl/product/28686187/water-id-polsp-ls-poollab-light-tight-rubber-cap-for-pool-testing 2025-05-13 https://elecena.pl/product/28686187/water-id-polsp-ls-poollab-light-tight-rubber-cap-for-pool-testing 2026-07-21