Watts USG-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)

Faucet Supply Lines 3/8" to 3/8" Female Compression Thread 1 Pair, ARCORA 9“ Faucet Hose Connects Kitchen Bathroom Sink to Water Supply

Description

🔥 Secure your perfect water temp—no compromises, no surprises! 🔒

INTEGRATED CHECK VALVES - Ensures flawless separation of hot and cold water lines for consistent comfort
CERTIFIED ASSE COMPLIANCE - Meets rigorous safety standards for peace of mind
PREMIUM LEAD FREE BRASS BODY - Engineered for long-lasting corrosion resistance and safety
TAMPER RESISTANT LOCKING NUT - Keeps your temperature settings locked in—no accidental changes
VERSATILE THREE PORT CAP INCLUDED - Ready for complex plumbing setups without extra hassle

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. Certified to ASSE standards, it ensures safe, reliable temperature control for under-sink plumbing applications, packaged compactly at just 349g.

Specifications

Manufacturer	Watts
Part Number	USG-B-M2 3/8"
Package Dimensions	9.7 x 8.99 x 6.4 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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The product quality is outstanding. Exactly what I needed for my work.

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The delivery time was excellent, and the packaging was secure.

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