Washington Administrative Code
Title 246 - Health, Department of
FACILITY STANDARDS AND LICENSING
Chapter 246-335 - In-home services agencies
Part 8 - Specific Design Requirements
Section 246-335-748 - Plumbing

Universal Citation: WA Admin Code 246-335-748

Current through Register Vol. 24-18, September 15, 2024

An applicant must design and install plumbing, including:

(1) Backflow prevention. Devices on plumbing fixtures, equipment, facilities, buildings, premises, or areas which may cause actual or potential cross-connections of systems in order to prevent the backflow of water or other liquids, gases, mixtures, or substances into a water distribution system or other fixtures, equipment, facilities, buildings, or areas;

(2) Trap primers in floor drains and stand pipes subject to infrequent use;

(3) Wrist, knee or foot faucet controls or equivalent and gooseneck spouts on handwash sinks;

(4) Insulation on:

(a) Hot water piping systems;

(b) Cold water and drainage piping; and

(c) Piping exposed to outside temperatures.

(5) Equipment to deliver hot water at point of use as follows:

(a) 120°F or less for handwash sinks and bathing fixtures;

(b) 160°F or more for laundry washers;

(c) 120°F or more for laundry washers using chemical sanitation.

Disclaimer: These regulations may not be the most recent version. Washington may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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