Warren Windows and Doors was founded in 2012. lt has been determined to bring quality aluminum windows and doors in standard sizes and customized sizes. Warren windows takes technique and workmanship and quality seriously. With our headquartered located in Beijing, China, Warren has set up two manufacturing bases, German Elumatec Automatic Processing Centers and a national quality testing center in Shandong and Guangdong Province with 85000 square meters. We started as an energy-efficient windows manufacturer, and now we continue to evolve by elevating the standard for excellence and creating more innovation.

1. Q: Who is Warren? What are your main products?

A: Warren is one of the biggest windows manufacturers in China, specializing in high-end aluminum windows & doors.  

2. Q: Do you have any certifications?

A: Yes. We have NAFS/NAMI/NFRC/CSA certifications. Our products can meet North American standards. 

3. Q: How long will it take for production?

A: It will take around four weeks after receiving your down payment. 

4. Q: What is your delivery time?

A: 16 days to LA, 26 days to NY, 28 days to Houston. And 30-40 days to other cities in North America.

5. Q: What is your warranty? 

A: Products covered by Limited Lifetime Warranty(LLW). 

6. Q: How to install your windows and doors?

A: Our products meet the American window and door installation standards, and you can find local installers. We provide installation manuals, videos, and online help.

7. Q: Can you help me to do all the paperwork in the destination port?

A: Yes. We can do the ISF, the customs clearance service, and all the other paperwork for you.

8. Q: Do you provide Door-to-Door Shipping?

A: Yes. We can arrange trucking delivery to the recipient's door.

9. Q: How much is the import duty?

A: The import duty is different for different products. Roughly the import duty is lower than the consumption tax.   

10. Q: What are your payment terms?

A: We support wire transfers of 50% of the total amount as deposit and balance before delivery. Irrevocable L/C at sight is also acceptable.