Sprinkler Valve Round Box Lid Underhill, Versalid 6" To 7" Universal Cover, 6. Universal replacement valve lid for residential and commercial applications, the easy upgrade solution for broken or missing valve box lids. Fits all 6-inch to 7-inch round valve boxes. Constructed of recycled, environmentally SUPERFLEXON material--10 year warranty. Stepped locking system. T-Top design minimizes dirt in box. Easily interchangeable and easy to install-just turn clockwise and pull. Greater top load strength, first choice of commercial users and discriminating DIY?rs. UNIVERSAL SPRINKLER BOX LID ? The Underhill VersaLid fits round valve boxes for residential and commercial sprinkler systems. COMPATIBILITY ? The universal fit irrigation valve box cover fits 6-inch to 7-inch round boxes. Green lid cover with stepped locking system and T-top design which minimizes dirt in the box. DURABLE ? Made from high quality and durable materials. The yard sprinkler system valve box cover features a greater top-load strength and is more UV resistant than structural foam lids. REPLACEMENT PART ? A certified replacement part for water sprinkler systems. The ideal solution for missing or broken valve box lids. Made from recycled SUPERFLEXON material. PROFESSIONAL QUALITY ? Designed for everyday use and made from premium materials. The sprinkler valve cover is ideal for professional applications by irrigation specialists or for home use. Underhill is a USA based corporation and provides around the clock customer support.