Specifications & Technical Info

  • Installation Type: Wall Mounted.
  • Connection: 1/2" NPT.
  • Height (in.) 3.3125.
  • Width (in.) 6.125.
  • Length (in.) 7.4375.
  • Material: Bronze.
  • Warranty: Manufacturer Lifetime Limited Warranty.
  • Color/Finish: Bronze.

Support Literature


TOTO TSST 1/2" Thermostatic Mixing Valve, SKU: TSST

  • $209.84 Save $151

Free Shipping
on All Orders!

Ships within 2 - 4 weeks
Free Shipping on All Orders!


At TOTO, we design simple, brilliant, and elegant solutions for basic human needs where every innovation and detail is designed with you in mind. We're committed to improving people's lives and for over a century, we've made products that do just that. The TOTO 1/2" Thermostatic Mixing Valve allows you to control showerheads, hand showers, and body sprays with ease. Use with TOTO Silas, Keane, Vivian, Connelly, Wyeth, Legato, or Upton thermostatic mixing valve trim to make conservation easy by controlling the water flow volume without affecting the temperature. This valve features advanced temperature control technology with superior anti-scald protection. The shape memory alloy coil allows faster temperature response than conventional wax-type thermostatic valves to maximize your shower experience. Long lasting and durable, this valve is corrosion-resistant, made of solid bronze construction, and has a 1/2" NPT connection. TOTO creates a clean, relaxed, and refreshing lifestyle by designing for every part of the bathroom and striving to bring more to every moment you spend there. Required thermostatic mixing valve trim sold separately. Requires volume control valve or positive shut off valve.

Product Features:

  • Use with TOTO Silas, Keane, Vivian, Connelly, Wyeth, Legato, or Upton thermostatic mixing valve trim.
  • Allows you to control water volume and temperatures through showerheads, hand showers, and body sprays with ease.
  • Makes conservation easy by controlling the water flow volume without affecting the temperature.
  • Features advanced temperature control technology with superior anti-scald protection.
  • Faster temperature response than conventional thermostatic valves.
  • Durable and long lasting solid bronze construction.
  • Corrosion- resistant.
  • Requires volume control valve or positive shut off valve.
  • Standard 1/2" NPT connection.
  • Included parts: Valve and plaster guard.
  • Purchase separately: Thermostatic Mixing Valve Trim (TS211T, TS221T, TS626T, TS230T, TS220T, TS630T, TS210T, or TS624T).
  • Prop 65 Warning: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects, and other reproductive harm. For more information go to www.P65Warnings.ca.gov.

TOTO