Home / Vgallery / unboxing: Doulton HQS Biotect Ultra stainless steel counter top systemMarch 24, 2018 Doulton Team Share Share Close share Copy link Copy link Share now Share Opens in a new window. Tweet Opens in a new window. Pin it Opens in a new window. Share Opens in a new window. Share Opens in a new window. Email Opens in a new window. Back to Vgallery Maintenance: How to clean doulton hispf biotect ultra ceramic water filter candle unboxing: Doulton TCP6 KDF + BTU 6 layers filtration system counter top