Are you searching for replacement windows near me? If you require experts for home improvement in Essex, Greenoak Concept Design is here to help. With over 45 years of experience in the industry, we specialise in window, door and home improvements. We provide high-quality UPVC Windows, Doors, Conservatories and Refurbishments, Wall Cladding, and Roofline. All our products come with a 10-year guarantee. We are officially approved by James Hardie Plank contractor in Essex. From Great Wakering to South Woodham Ferrers, we cover the whole of Essex. Contact us TODAY to discuss your project.