*PLUMBERSSTOCK EXPERT* responded:
Hello, there! Thank you for your interest in our Irritrol I-PRO-CV check valve. This check valve fits the Rainbird 1800 series sprays. If your spray is not from the Rainbird 1800 series, you might want to check out Rainbird's website and see the model of your spray. If you need more information, call us @ 435-868-4020 or E-mail us @ firstname.lastname@example.org. If you want to purchase this product, please feel free to click Add to Cart, enter you zip code, and you're all set. Thank you and have a great day!