Buninyong, Victoria, Australia Jan 16, 2025 Include bookmark #seven I’m not familiar with your “purging”chemical substances as I only use AhhSome for purging. I just make use of a microfiber towel to wipe off any gunk (biofilm) from your acrylic before the gunk dries. I've attempted the Potassium Peroxymonosulfate in https://www.profi-poolwelt.de/edelstahlpool/