Universal BNC Pool Plus ORP Probe - Single-Junction - 10 Foot Cable sign-subject_Pool Capacity And the draw cord allows

And the draw cord allows the cover to fit securely over any type of standard starting platform or block

it won't warp or flex like thin walled imbeds

This Danger Acid Sign measures 18 x 6 inches

This is a Hayward AstroLite Face Rim made of molded plastic

Universal BNC Pool Plus ORP Probe - Single-Junction - 10 Foot Cable sign-subject_Pool Capacity And the draw cord allowsThis is a PP100 ORP Universal Pool Plus ORP Platinum Probe, single junction, with a 10 foot cable. These Sensorex universal probes have BNC connections and are compatible with Strantrol, Polaris, Chemtrol, and Rola Chem controllers. The Pool Plus sensors feature a high molarity reference design for stability, reliability, and maximum service life in demanding pool and spa applications. The Pool Plus probes also feature a Salt Crystal Reference which