• All household members have access to safe drinking water on demand and without assistance.

Key indicators

  • Product ergonomics (tap height, tap operation, functional indicators, and user assistance) allow use by users >3 years old.
  • Tap or dispenser meets Americans with Disabilies Act standards 308 and 309 for operable parts.
  • Filling height minimizes strength required to fill the device.
  • Product safety and use instructions are pictorial and understandable across languages, cultures, and levels of literacy.

Notes and exceptions

  • Accessibility issues concern fast-moving consumer goods (FMCG), such as instructions, as well as durable HWTS devices.
  • Product information should not depend on language or literacy.
  • Product ergonomics facilitating access to children will afford access to the elderly as well.
  • ADA standard 308: upper reach range 48 in. (1220 mm) maximum and 15 in. (380 mm) minimum above floor level.
  • ADA standard 309: tap will be operable by one hand and shall not require tight grasping, pinching, or twisting of the wrist. The force required to activate the tap will be a maximum of 5 lbs (22.2 N).
  • ADA drinking fountains and water coolers 4.15: the top of the tap should be no more than 36 in. and should provide a flow of water at least 4 in./100 cm to allow insertion of a cup or glass under the spout.

Supporting evidence