| DWS90 Aluminium Sliding Opening Window | |
| Frame | 90mm |
| Sash | 35mm |
| Profile Design | thermal -Chamber profile |
| Feature | high performance |
| Thermal Insulation | 20mm |
| Seal Gasket | two level sealing |
| Glazing | 18-25mm |
| Hardware | 50-100kg       
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| Q: Can I have a free quote? |
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A: Yes, free quotes are available to our clients. |
| Q: What is DERAD's manufacture time? |
| A: 30-45 days after the confirmation of deposit and drawing. |
| Q: What is the payment terms? |
| A: Normally, 30%-50% of total amount by T/T as deposit and balance before delivery. Irrevocable L/C at sight is also acceptable. |
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Q: Will we need to install the glass(onsite glazing)or does DERAD's products come with the glass installed? |
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A: Glass is normally installed at factory based on windows dimension to ensure the quality of the products. Onsite glazing is only recommended for extremely large sized products. |
| Q: What is DERAD's warranty? |
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A: DERAD provides a 7 years warranty. |
| Q: What kind of service will DERAD provide in terms of technical support? |
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A: At DERAD, our technical engineers communicate with the clients closely to provide them timely and professional advice throughout the entire project Installation instructions are available in accordance to Australian Windows Association s industry guide. |
Our friendly team would love to hear from you!
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