A Worcester Bosch sensor for the flow regulator valve in Greenstar, Greenstar 8000 Life, Greenstar 8000 Style and Greenstar ErP boilers. The bypass valve, or flow regulator, controls the direction and flow rate of fluid in heating and plumbing systems. These valves can act as checking valves, helping to prevent the drift of fluids into the wrong areas of a system.
Delivery is free on all orders. We deliver all around the UK using DHL and Parcelforce. Standard delivery will take 1-5 working days to reach you. However, once the order is received, we will contact you to give you a more precise timescale. Usually, we will deliver the next day, subject to the date and time of when the order is received and the product.
Orders placed during the weekend will be processed the following Monday for delivery the following day. In the case of Bank Holidays, your order will be processed the next working day and delivered the following working day.
Remote areas: For orders to some addresses, especially in the Highlands of Scotland and Offshore, next day delivery options are not available, and delivery can take several days. Saturday delivery is unavailable for these areas.