Twsplastics can supply an Origin Window or Door that is completely a bespoke product to you that’s tailored to your opening size, choice of colour scheme, finish and accessory requirements. Twsplastics are proud to present the Origin range of Aluminium Bi-folding Doors, Corner Bi-Folding Doors, French & Single Residential Doors & Windows including the new Slimline OB47 Aluminium Window.