You are buying lot of 10 pieces 3/4" PEX X 3/4" PEX Shut Off ball valve full port. These are lead free and certified to ANSI/NSF-61 HOMEWORK88 LLC we will give our customers 30 days to try out ours confident products, if some how you don't like it you can mail it back to us we will refund your money back with no question ask, no restocking fees and even pay for your return shipping fees. If you like it please leave A++ to our feedback, Thank You for your support. You have nothing to worry about to buy it from HOMEWORK88 LLC. Buy it now, more you buy more you save from HOMEWORK88 LLC, Our goal is to provide you with the best quality product at the lowest price. PLEASE VISIT OUR EBAY STORE FOR MORE PRODUCTS Compatible with all types and brands of PEX B Tubing:WattsEverhotViegaZurnNibcoBowetc.Connection SystemsCrimp Connection System (PEX Crimp tool + Copper Crimp Rings)Clamp Connection System (PEX Clamp tool + Stainless Steel PEX Clamps)Design certified and agency listed.Compact, robust LEAD FREE brass body. Foundation of a strong, corrosion resistant, durable fitting.Design certified to ANSI/NSF-61 and ASSE 1061 product standard for use in potable water and hydronic heating water distribution.Approved to be used underground and behind walls without access panels.Designed for hydronic heating as well as potable water distribution.400 PSIShipping Same day or 1 day handling time. If you order and pay it before 3:30 pm most of time it will going to be same day delivery after that before 11:55pm your order will be ready to ship tomorrow morning. It will going to be USPS 1-3 DAYS PRIORITY MAIL with insurance and tracking numbers. .