PU220 Series Brass Drain auto Solenoid Valve compared with similar products on the market, it has incomparable outstanding advantages in terms of performance, quality, appearance, etc., and enjoys a good reputation in the market.SmartSolu summarizes the defects of past products, and continuously improves them. The specifications of PU220 Series Brass Drain auto Solenoid Valve can be customized according to your needs.Features:Easy to install, fully automatic operationEquipped with a ball valve filter, split with drain valve, an L-shaped structureTime interval ( OFF ): 0.5--45 minutes (adjustable)Discharge time ( ON ): 0.5--10 seconds (adjustable)