The frame comprises a rigid plastic profile having {TAIL ~ high temperature resistant properties} and a plastic capping material extruded over the external exposed surface of the core to protect {HEAD ~ the profile} from weathering 
The frame comprises a rigid plastic profile having { TAIL ~ high temperature resistant properties } and a plastic capping material extruded over the external exposed surface of the core to protect { HEAD ~ the profile } from weathering
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH