SHURFLO 94-591-01 Pump Silencing Kit Designed to reduce noise and vibration in all plumbing systems Connects directly to the inlet and outlet ports of the pump Contains two 30 Inches hoses with 1/2 Inches female swivel fittings Includes two 1/2 Inches x 1/2 Inches NPT-Male pipe nipples Designed to work with Shurflo Water Pumps