flexible duraseal spacer for insulating glass
Better water vapor barrier: Extra long water vapor barrier, it prevent the water vapor to coming in.
Better production efficiency , can process various shapes of insulating glass.
Good air tightness : Polymer binder prevent vapor to permeating. Good anti-high temperature performance.
Good resistance to low temperature.
Good anti-aging performance.






Size(mm) | Big carton | Small carton |
m | m | |
6 | 800 | 480 |
7 | 760 | 430 |
8 | 700 | 400 |
9 | 670 | 400 |
10 | 630 | 340 |
11 | 600 | 330 |
12 | 550 | 320 |
13 | 520 | 290 |
14 | 500 | 260 |
15 | 440 | 260 |
16 | 430 | 240 |
1.Putting the spacer on to the corner of one glass,then making the spacer straight,at the same time keeping the spacer around the surface of the glass,at the end,reserved 2.5mm-3.0mm to the edge of the glass and the spacer should be reserved about 20mm more joint the pact pressing the joint,making no space in the circle.
2.Then putting another glass onto the one which has the spacer above,making sure the two pieces of glass are mutual alignment in both vertical and horizontal.
3.Putting them into the hot press machine with the temperature between 110-140℃ inside and 50~60℃ the outlet.
4.According to the structure requirement of the insulating glass,two component silicone sealant could be putting outside of the spacer.Then a piece of insulating glass could come out.
5.The butyl spacer must be carried out in accordance with this attention other wise may cause the seal leakage.




Our Services & Strength
2.24 hours calling service & online service.
3.Oversea door-to-door service available.
4.User manual and detailed operating video/CD available.






1.Q:Are you a factory or trading company?
A:We are a factory.
2.Q:Is it OK to print my logo on carton?
A:Yes,Please informe us formally before our production and confirm the design.
3.Q:Do you accept credit card payment?
A:According alibaba regulation,we accept TT/Western Union/MoneyGram.Different payment would have different require of customer.
4.Q:Can I have a sample?
A:Yes, but you should pay the freight.
5.Q:How do you make our business long-term and good relationship?
A:We will always keep the best quality product and the most competive price to ensure our clients the best interests. Also we will regard you as our good friend in life and a reliable partner in business cooperation.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.