WattsUSG-B-M2 3/8" Under Sink Guardian Thermostatic Mixing Valve (0204141)

Q: Does this valve has total flow shut-off if cold supply fails? similar to the cash acme thermostatic valves.

Yes it is an ASSE 1070 valve- to get that rating a valve has to provide that protection.

Q: is the kohler k 99799 na the same mixing valve as watts usg b m2 3/8 mixing valve/?

Looking at them they seem the same. Hot and cold supply with mixing of the two to have a controlled warm water for your hot faucet and maintain a cold Pass through for the cold faucet.

4.6/5

Product ID: 514503071

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Details

Material
Bronze
Brand
Watts
Exterior finish
Bronze
Inlet connection size
0.38 inches
Inlet connection type
Compression
Outlet connection type
Compression

🔒Tamper-resistant locking nut for secure settings

♻️Built-in check valves prevent water crossflow

🛡️Lead-free brass for ultimate durability

Frequently Bought Together

Watts USG-B-M2 3/8" Under Sink Guardian Thermostatic Mixing Valve (0204141)

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Description

🛠️ Secure your comfort with precision-engineered water control!

COMPACT 3 8 DESIGN WITH CAP - Perfectly fits under sinks with three-port applications, saving space without compromising performance.
PREMIUM LEAD FREE BRASS BODY - Ensures long-lasting corrosion resistance and safety for your home.
TAMPER RESISTANT LOCKING NUT - Protects your precise temperature settings from accidental changes—peace of mind guaranteed.
ADVANCED CHECK VALVE TECHNOLOGY - Prevents hot and cold water from mixing, maintaining consistent water temperature and efficiency.
CERTIFIED ASSE QUALITY ASSURANCE - Meets rigorous safety and performance standards trusted by professionals.

The Watts USG-B-M2 3/8" Under Sink Guardian Thermostatic Mixing Valve features a durable lead-free brass body, tamper-resistant locking nut, and built-in check valves to prevent water crossflow. Compact and ASSE certified, it ensures safe, consistent water temperature control for under-sink installations.

Specifications

Manufacturer	Watts
Part Number	USG-B-M2 3/8"
Package Dimensions	10.11 x 8.61 x 6.6 cm; 349 g
Item model number	USG-B-M2
Material	Bronze
Item Package Quantity	1
Certification	ASSE
Batteries included?	No
Batteries Required?	No
Item Weight	349 g

Have a Question? See What Others Asked

is this product lead free

Does this valve has total flow shut-off if cold supply fails? similar to the cash acme thermostatic valves.

is the kohler k 99799 na the same mixing valve as watts usg b m2 3/8 mixing valve/?

Can you asjust the temperature?

Common Questions

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TrustScore 4.5 | 7,300+ reviews

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Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

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Good experience, but the tracking updates could be better.

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

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I loved the variety of products available. Will definitely shop again.

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