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.