Bristan Hourglass Bath Taps in Chrome The Hourglass tap range has a beautifully feminine design which is complemented by both traditional and contemporary styling. The bath taps are suitable for any plumbing system and requires a minimum of 0.2 bar water pressure, with a maximum of 8.0 bar pressure. The smooth operation of the ceramic disk valves allows the flow to be set accurately. The product has a five year warranty covering manufacturing defects. Cleaning Instructions: Hot soapy water and soft cloth. Material: Brass. H 10.6, W 5, D 11 cm BRISTAN helpline: 0844 701 6273.