The AP Airprobe Plates are made of plastic and are designed to terminate the CMR tube either on the ceiling or the wall. They come with a single connection which is a one way, two way, three way or four way.
The APS Airprobe Plates are made of stainless steel and are designed to terminate the CMR tube either on the ceiling or the wall. They come with a single connection which is a one way, two way, three way or four way.
The CP Ceiling Probes are made of stainless steel and are designed to terminate the CMR tube either on the ceiling or the wall. They come with a single connection. The CP is used to be embedded in a concrete floor above the ceiling.