Independent Network VEKA UPVC Windows, Doors and Conservatories Llanelli. A trusted network of independent local installers of VEKA UPVC Windows, Doors and Conservatories in Carmarthenshire. Designed and Manufactured in the UK. we supply fit Llanelli with UPVC Windows; UPVC Casement Windows; UPVC Sliding Sash Windows; Flush Sash Casement Windows; Bay & Bow UPVC Windows; Tilt & Turn UPVC Windows; Cottage Style UPVC Windows; White UPVC Windows; Oak UPVC Windows; Rosewood UPVC Windows; Grey UPVC Windows; Chartwell Green UPVC Windows; Cream UPVC Windows; Black UPVC Windows all double glazed and a-rated as standard why pay more. Get a quote.