China DOORWIN NFRC AS2047 standard cheap internal external aluminium bi fold folding folded balcony patio doors

Heavy Duty Folding Door
1) Top Quality Thermal Break Aluminum Profiles-Powder Coating Finishing, Product DescriptionCompany Profile

Doorwin Group is a major Chinese manufacturer of windows and doors. Over the past decades,
we have exported our products globally to include North America, Europe, and Australia. Our products are suitable for commercial and residential projects, with product lines at several price points to satisfy the needs of both premium and value markets.Our industry-leading customization services provides options to meet even the most stringent requirements.
With a factory area of 20,000 m2 and production capacity of 100,000 m2 /year, Doorwin Group has the scale to ensure timely delivery and the flexibility to reduce manufacturing lead times to as little as 18 days.
We are dedicated to the pursuit of energy efficient, eco-friendly and cost-effective products and through our research and development have made great strides in the performance categories of thermal-insulation,structural strength, weatherproofing, sound-insulation, and condensation resistance. Our products are designed to exceed North American NFRC code requirements. Independent testing by Intertek USA confirms that our products perform exceptionally well in all climate zones.

Our unique philosophy is centered on creating the most reliable and durable products for
each performance class.This approach mitigates the inconvenience and cost of product failure to reduce total cost of ownership and
maximize value to our clients. We take no shortcuts and we pledge to not compromise on the quality of our products.
Welcome to Doorwin Group.Experience the next level in service, support, quality and performance at doorwingroup.com
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