Presentation of the FAAC blocking valve (Ref: 4404085) The FAAC blocking valve (Ref: 4404085) is an accessory from the Italian manufacturer FAAC offered for FAAC 400 automations but also for FAAC 402 devices. It is an internal component of the cylinder FAAC 400 and also the FAAC 402 device. This valve can replace your original blocking valve contained in these systems so that your cylinder always has an optimal operating condition so that the opening and closing of your gate is always optimal. Use of the FAAC Blocking Valve (Ref: 4404085) The manufacturer FAAC works with the FAAC devices below: FAAC 400 then with the FAAC 402 devices Blocking Valve FAQ Can you tell me more about the FAAC brand ? Present on five continents and with around thirty subsidiaries around the world, FAAC has established itself as a benchmark in opening and closing automation solutions. This is thanks to the reliability, durability and elegant design of its products. FAAC offers automation for gates, for garage doors, for industrial doors, for pedestrian doors, as well as a multitude of other products and accessories intended to improve your comfort. Where can I find other FAAC brand products? You can find other FAAC brand products for your home on the Allo Remotecontrol website, by clicking here. Click and you will have access to a multitude of systems from the Italian brand on our site. Why buy this product on Allo Remote Control? First, know that your satisfaction is the priority. We will handle your product with great care. Then, your order is shipped the same day Then the 1-year warranty is offered (possible extension up to 2 years – see T&Cs) Finally, telephone assistance (08 99 25 30 57) or by email (assistance @alloremotecontrol.com) is available 5 days a week