what is the upvc brand using? is this 100% upvc or mixed with pvc
@RABA_EXTRUSIONOFQUALITY17 күн бұрын
@@raghul3471 uPVC (unplasticised polyvinyl chloride) is a rigid form of PVC which is completely impermeable to water. This makes it a perfect material for window frames and doors as it is strong, hardwearing and energy-efficient. Simply upvc is upgradation of pvc