Black Spring Loaded Check Valve for Pools and Spas is designed for the return line of elevated spas, preventing water from draining into the pool when the pump is off. Featuring a 1.5-inch MIP easy-thread design and a durable 316 stainless steel spring, it ensures reliable performance.

• Prevents Water Drainage: Keeps water in elevated spas from draining into pools when the pump shuts off.
• Direct Replacement: Compatible with Val Pak V20-340 for seamless installation.
• Durable Construction: Equipped with a 316 stainless steel spring for long-lasting reliability in spa environments.
• Easy Thread Design: Simplifies installation for quick and efficient maintenance.