Levick and Jenkin started out as family run business, over 20 years ago, offering double glazing services to local customers. The company has developed over the years servicing the majority of Cornwall with our experience and products. We are committed to providing a first class service, right through from design to after sales and we want you to feel comfortable and confident in us. We are FENSA registered and provide insurance backed guarantees so you can have confidence in, both, us and our products. In the unlikely event of a problem with an installation we will rectify any issues in quick time. Please check out our guarantees page for more information.