Leading installer of double glazed pvc windows, pvc doors and conservatories across Cardiff and South Wales. At MPN we offer one of the widest selection of modern classic PVC ranges available all featuring the highest quality 70 mm VEKA fully reinforced outer frame. Renowned for their solidity and security, our composite doors are the only choice when it comes to securing your home and your family. So if you want to stand out from the neighbours, speak to us.