TYCO DS1 HSW DEEP ESC SR 200 CHROME 1.25 IN AUTOMATIC SPRINKLER This is new, I took it out of the box to take photos. The whole unit measures aproximately 8" long. Please look at the photos closely as this is the item you will recieve. All fire alarm parts should be installed and tested by a certified fire alarm professional as required by local codes and NFPA. Disclaimer: We are not affiliated with any fire alarm manufacturers or dealers. We offer high quality new and seller reconditioned reliable fire alarm parts to help you maintain your existing fire systems. We buy, sell, and liquidate excess fire alarm parts. We are selling a huge amount of new alarm equipment! Please take a look at our other listings! *WE CAN WORK OUT A DEAL FOR BULK ORDERS* SHELF: B