Watts 0204152 Mix Valve
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Watts 0204152 Mix Valve

Watts 0204152 Mix Valve

For high-performance temperature control in commercial and residential potable water systems, the Watts 0204152 Under Sink Guardian is the industry standard. This LFUSG-B-M3 thermostatic mixing valve features a lead-free brass body and 3/8-inch male compression fittings, designed for direct installation between stop valves and the faucet. As a direct replacement for the 0204143 (LFUSG-B-M2), this valve utilizes a double throttling design to regulate both hot and cold inlets simultaneously, ensuring accurate delivery of tempered water between 80°F and 120°F. The internal copper thermostat reacts rapidly to pressure fluctuations, maintaining a stable discharge temperature to minimize scalding risks. With a low flow rate capability of 0.25 to 2.25 GPM and ASSE 1070 certification, this lead-free mixing valve is essential for meeting rigorous plumbing codes in point-of-use applications. Integrated 40-mesh stainless steel strainers and dual check valves prevent cross-flow and debris accumulation, protecting the cartridge and downstream fixtures.

Key Benefits
  • Precise Temperature Regulation: Maintains a constant discharge temperature even during radical pressure or inlet temperature shifts.
  • Scald Protection: Engineered for point-of-use safety, limiting maximum hot water delivery in restrooms and kitchens.
  • Cross-Flow Prevention: Features dual integrated check valves to ensure hot and cold water do not migrate between supply lines.
  • Durable Construction: Built with a lead-free brass body and corrosion-resistant stainless steel internal components for long-term reliability.
  • Code Compliance: Fully ASSE 1070 and cUPC listed, meeting strict safety standards for single-fixture tempering.
Common Questions

Is the Watts 0204152 compatible with the older 0204143 model?
Yes, the 0204152 (LFUSG-B-M3) is the direct, updated replacement for the 0204143 (LFUSG-B-M2). It maintains the same 3/8-inch compression footprint for simple drop-in retrofitting.

What is the maximum pressure rating for this mixing valve?
The Watts Under Sink Guardian is rated for a maximum working pressure of 150 psi (10.3 bar), making it suitable for high-pressure commercial water systems.

How do you adjust the temperature setting on this valve?
Adjustments are made via the tamper-resistant locking cap. Professionals should use a thermometer at the faucet to calibrate the output, typically targeting a discharge temperature of 105°F for optimal safety.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.

$38.73

Original: $110.65

-65%
Watts 0204152 Mix Valve

$110.65

$38.73

Watts 0204152 Mix Valve

For high-performance temperature control in commercial and residential potable water systems, the Watts 0204152 Under Sink Guardian is the industry standard. This LFUSG-B-M3 thermostatic mixing valve features a lead-free brass body and 3/8-inch male compression fittings, designed for direct installation between stop valves and the faucet. As a direct replacement for the 0204143 (LFUSG-B-M2), this valve utilizes a double throttling design to regulate both hot and cold inlets simultaneously, ensuring accurate delivery of tempered water between 80°F and 120°F. The internal copper thermostat reacts rapidly to pressure fluctuations, maintaining a stable discharge temperature to minimize scalding risks. With a low flow rate capability of 0.25 to 2.25 GPM and ASSE 1070 certification, this lead-free mixing valve is essential for meeting rigorous plumbing codes in point-of-use applications. Integrated 40-mesh stainless steel strainers and dual check valves prevent cross-flow and debris accumulation, protecting the cartridge and downstream fixtures.

Key Benefits
  • Precise Temperature Regulation: Maintains a constant discharge temperature even during radical pressure or inlet temperature shifts.
  • Scald Protection: Engineered for point-of-use safety, limiting maximum hot water delivery in restrooms and kitchens.
  • Cross-Flow Prevention: Features dual integrated check valves to ensure hot and cold water do not migrate between supply lines.
  • Durable Construction: Built with a lead-free brass body and corrosion-resistant stainless steel internal components for long-term reliability.
  • Code Compliance: Fully ASSE 1070 and cUPC listed, meeting strict safety standards for single-fixture tempering.
Common Questions

Is the Watts 0204152 compatible with the older 0204143 model?
Yes, the 0204152 (LFUSG-B-M3) is the direct, updated replacement for the 0204143 (LFUSG-B-M2). It maintains the same 3/8-inch compression footprint for simple drop-in retrofitting.

What is the maximum pressure rating for this mixing valve?
The Watts Under Sink Guardian is rated for a maximum working pressure of 150 psi (10.3 bar), making it suitable for high-pressure commercial water systems.

How do you adjust the temperature setting on this valve?
Adjustments are made via the tamper-resistant locking cap. Professionals should use a thermometer at the faucet to calibrate the output, typically targeting a discharge temperature of 105°F for optimal safety.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.

Product Information

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Description

For high-performance temperature control in commercial and residential potable water systems, the Watts 0204152 Under Sink Guardian is the industry standard. This LFUSG-B-M3 thermostatic mixing valve features a lead-free brass body and 3/8-inch male compression fittings, designed for direct installation between stop valves and the faucet. As a direct replacement for the 0204143 (LFUSG-B-M2), this valve utilizes a double throttling design to regulate both hot and cold inlets simultaneously, ensuring accurate delivery of tempered water between 80°F and 120°F. The internal copper thermostat reacts rapidly to pressure fluctuations, maintaining a stable discharge temperature to minimize scalding risks. With a low flow rate capability of 0.25 to 2.25 GPM and ASSE 1070 certification, this lead-free mixing valve is essential for meeting rigorous plumbing codes in point-of-use applications. Integrated 40-mesh stainless steel strainers and dual check valves prevent cross-flow and debris accumulation, protecting the cartridge and downstream fixtures.

Key Benefits
  • Precise Temperature Regulation: Maintains a constant discharge temperature even during radical pressure or inlet temperature shifts.
  • Scald Protection: Engineered for point-of-use safety, limiting maximum hot water delivery in restrooms and kitchens.
  • Cross-Flow Prevention: Features dual integrated check valves to ensure hot and cold water do not migrate between supply lines.
  • Durable Construction: Built with a lead-free brass body and corrosion-resistant stainless steel internal components for long-term reliability.
  • Code Compliance: Fully ASSE 1070 and cUPC listed, meeting strict safety standards for single-fixture tempering.
Common Questions

Is the Watts 0204152 compatible with the older 0204143 model?
Yes, the 0204152 (LFUSG-B-M3) is the direct, updated replacement for the 0204143 (LFUSG-B-M2). It maintains the same 3/8-inch compression footprint for simple drop-in retrofitting.

What is the maximum pressure rating for this mixing valve?
The Watts Under Sink Guardian is rated for a maximum working pressure of 150 psi (10.3 bar), making it suitable for high-pressure commercial water systems.

How do you adjust the temperature setting on this valve?
Adjustments are made via the tamper-resistant locking cap. Professionals should use a thermometer at the faucet to calibrate the output, typically targeting a discharge temperature of 105°F for optimal safety.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.

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