Winterising the pool

About the author: Rumyana Borisova is the founder of Baseini.NET and has been an expert in the construction and maintenance of swimming pools, hot tubs and saunas since 2006, as the exclusive representative of Mountfield. She gives expert commentary about pool water on bTV, Nova TV, BNT (Bulgarian National Television), in the “Telegraph” newspaper and on Radio “Focus”. “Businesswoman of the Year 2023” and recipient of the Women Leaders Awards 2025.