Features: If your current pool pump unions become loose and ineffective after prolonged use, the hi temp pump unions serve as the ideal replacements, making your pool pump continues to function optimally. The hi temp pool pump unions sets a new standard in pool pump maintenance. Specifications: Material: PVC plastic Color: black and white Product size: approx. 3.43 x 3.66 inches/ 87 x 92.9 mm in height and outer diameter Suitable for connecting to 2" PVC pipes Package includes: 4 x Hi temp unions Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.