True Double Lifetime WarrantyDERCHI doors are backed by the most inclusive lifetime warranty in the industry. DERCHI will make warranty repairs free of charge for as long as you live in the home. DERCHI’s lifetime warranty coverage is also transferable to one subsequent homeowner if you sell your home. That is two lifetimes of truly worry-free doors.

True Double Lifetime WarrantyDERCHI doors are backed by the most inclusive lifetime warranty in the industry. DERCHI will make warranty repairs free of charge for as long as you live in the home. DERCHI’s lifetime warranty coverage is also transferable to one subsequent homeowner if you sell your home. That is two lifetimes of truly worry-free doors.

Our ServiceWe can custom made to any project unique window and door designs with our professional and experienced sales & technical team.Please contact us if you have any enquirys.We are happy to provide you with a professional quotation.

Q1: Are you a factory ?A:Yes,Our factory covers an area of 70000㎡and has 500+employees.Q2: What is your main product?A:We can supply the window system (including profile, hardware, accessories, glass) as well as the finished products ready for installation.Q3: How can I know your price?A:The price is based on buyer's specific requirement, so please provide below information to help us quote exact price to you.1) Shop drawing / window schedule to show the window dimensions, quantity and type; 2) Frame Color ；Type of glass and thickness (single or double or laminated or others) and color (clear, tinted, reflective, Low-E or others,with Argon or without).Q4: What is your delivery time?A: 25-35 days after deposit and drawing confirmedQ5: What is your warranty ? What do we do in case of problems?A:10 years quality warranty is provided, including frame unfading nor peel-off, hardware and accessories working properly under correct operation.Q6: What kind of service will you provide?A:We are able to provide the engineering as well as supervising service to guide installation our windows and doors.Q7: Are your products Certificated?Title goes here.A:Yes, our products meet AS2047 & NFRC & CE for now and also we will make our product tested and certificated if you required.