All orders now dispatched on the same working day (Mon-Fri) if purchased before 3pm \n1/2\"" Brass Female Thread Stopcock - FREE Next-Day Delivery \nIMPORTANT SIZING NOTE - Most plumbing products are measured using BSP thread dimensions which measure 1/4 inch larger than that stated, therefore this 1/2 Inch BSP thread actually measures 3/4 Inch in diameter. If your thread measures 1/2 Inch in diameter then you require the 1/4 Inch version of this product \nThis listing is for a Pack of 1 \nmains water stopcock \nwater mains stopcock \nwater main stopcock \n*Next Working Day geographical exclusions - Please add 1 day for GY, HS, IM, JE, KW15-17, PA49, PA60-PA75, PA78, PH30, PH41-PH44, ZE2-ZE3 postcodes.\nWhere the item is too large or heavy to be sent with Royal Mail (61cm x 46cm x 46cm, greater than 20kg) we will send by an alternate courier and attempt to match or better the service level. \nPlease also note that next day delivery does not include delivery on weekends or Bank Holidays