Adequate Quantity: you will receive 3 pieces of 25 PSI pressure regulators, which are nice for drip irrigation system; The quantity is sufficient to meet your daily needs and provide you with enough supply Universal Size: 25 PSI water pressure regulator has an inlet size of 3/4" FHT (female hose threads); An outlet size of 3/4" MHT (male hose threads); Its 3/4" hose threads are designed for connection to standard hose faucets and garden hoses, and it can be connected to an automatic timer, backflow preventer, or filter Nice Workmanship: made of highly reliable UV resistant and chemical resistant materials, this garden hose pressure reducer's reliable, rugged design provides you with nice operation, no external metal parts, and excellent corrosion resistance for long lasting use Conspicuous Design: this water pressure reducer maintains sprinkler or drip flow, distributes water evenly and provides overall efficiency in the irrigation system; It also helps conserve water and energy and extends the life of sprinkler and drip systems in the garden or nursery Where to Apply: this drip irrigation hose connector adjusts dynamic water pressure for most standard 3/4-inch outdoor faucet, hose bib, garden hose, water hose, sprinkler manifold, or home irrigation system; And is ideal for installations requiring lower flow rates, such as cementing, drip hose, and other low pressure agricultural, residential, and commercial irrigation Features: This water pressure reducer maintains sprinkler or drip flow, distributes water evenly and provides overall efficiency in the irrigation system. This drip irrigation hose connector adjusts dynamic water pressure for most standard 3/4-inch outdoor faucet, hose bib, garden hose, water hose, sprinkler manifold, or home irrigation system. Specifications: Material: UV resistant and chemical resistant materials Color: black Size: inlet size of 3/4" FHT (female hose threads). An outlet size of 3/4" MHT (male hose threads) Package includes: 3 x Water pressure regulators Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.