Thermostatic mixing valves

ESBE Thermostatic Mixing Valves (TMVs)

Keep water temperatures safe in point of source applications with thermostatic mixing valves.

The three way mixing valves feature anti-scalding technology and are available in a VTA Series Lead Free style or a VTA 570 mixing and diverting style for closed loop applications.

Features & Benefits

Snap-on cover prevents debris as well as unauthorized adjustment or tampering
Compact lightweight design used in domestic & radiant heating applications
Suitable for hot water recirculation
Quiet operation with long lifespan & easy maintenance
Anti-scald & anti-legionella protection
A variety of connections available:
• Threaded body (FNPT)
• Solder Union
• CPVC Union

Products

VTA Series Lead Free

The 3-way ESBE VTA Series thermostatic mixing valves replace Series 20 & 30MR styles of valves and are designed for point of source in domestic hot water distribution systems and/or regulation of supply in hydronic heating systems.

They are available in a range of connection sizes, types, and temperature ranges. See below.

VTA thermostatic valve with female NPT connections

Female NPT Connections

Code No.	Connection Size	Cv	Temperature Range
065B8868LF	¾”	1.9	70° - 110°F (20° - 45°C)
065B8869LF	¾”	1.9	85° - 120°F (30° - 49°C)
065B8870LF	¾”	1.9	95° - 140°F (35° - 60°C)
065B8871LF	¾”	1.9	85° - 160°F (30° - 70°C)
31622111LF	1"	4.1	85° - 120°F (29° - 49°C)
31622011LF	1"	4.1	95° - 140°F (35° - 60°C)

Solder & CPVC Connections

Solder & CPVC Valve Body

Code No.	Cv	Temperature Range
065B8877LF	1.9	85° - 120°F (30° - 49°C)
065B8878LF	1.9	95° - 140°F (35° - 60°C)
065B8872LF (FOR CLOSED LOOP ONLY)	1.9	85° - 160°F (30° - 70°C)

Required Tailpiece Kit

Code No.	Size/Description
065B8901	½" solder tailpieces
065B8892	¾" solder tailpieces
065B8898	¾" CPVC

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VTA570

The 3-way ESBE VTA570 can be utilized in a mixing or diverting application for hydronic closed looped systems (not for potable water). Typically, this thermostatic control is used as a non-electric alternative for a 2-pipe changeover diverting application.

VTA570 thermostatic valve

Union/Solder Connections

VTA570 Valve Body

Code No.	Connection Size	Cv	Temperature Range
31700100	¾"	5.2	50° - 86°F (10° - 30°C)
31700200	¾"	5.2	65° - 105°F (20° - 43°C)

Required Tailpiece Kit

Code No.	Connection Type
065B8892	Union x (¾" F.) solder

View Dimensions

View TMV Brochure & Datasheet

Low maintenance, easy-to-install thermostatic mixing valves (TMVs) are designed to protect against accidental scalding, & increase amounts of available hot water.

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Documents

Documents
Type	Name	Language	Updated	Download	File type

Case studies

See how VTA570 help offices in NYC achieve year round comfort

View case study

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