Conbraco 18C-402X-38 Temperature and Pressure Relief Valve 3/4" 150 PSI Extended Shank

The Conbraco 18C-402X-38 is a bronze automatic temperature and pressure relief valve designed for protection of hot water heaters and storage tanks. This valve features a 2-inch extended inlet shank specifically engineered for use with insulated vessels, providing proper installation depth where standard valves cannot reach.

Key Features:

• Cast bronze body construction with stainless steel spring for durability and corrosion resistance
• 3/4" NPT male inlet x 3/4" NPT female outlet connections
• 150 PSI maximum pressure rating with 105,000 BTU/hr capacity
• 210°F maximum temperature rating for reliable thermal protection
• Non-metallic element coating protects against galvanic and electrochemical corrosion
• ASME Section IV rated and CSA design certified to ANSI Z21.22
• Extended 2" body inlet designed specifically for insulated tank applications
• Manual test lever for periodic functionality verification

This relief valve meets HUD/FHA requirements and complies with U.S. Safe Drinking Water Act lead-free standards. The unique electrostatically-applied, thermobonded coating on the element isolates it from heated water, ensuring extended service life in demanding residential and commercial applications.