How to choose suitable sealant when installing doors and Windows?

Good door and window installation silicone sealants are directly related to the air tightness, water tightness, and wind pressure resistance of doors and Windows. In this article, find out the features of good window and door sealants.

The selection of neutral silicone sealant for doors and Windows should consider the following points.

1. Good extensibility-----Adapt to the temperature difference of the substrate in different areas.

2. Weather resistance-----Adapt to all weather conditions, no crack, and good resistance to UV rays.

3. Environmental protection-----The main factor in choosing sealants.

4. Non-corrosive-----Avoid the risk of the sealant destructing substrate.

Tengyu TNS-771 and TNS-731 neutral silicone sealants are the perfect choices to meet the specific needs of the door and window.

In addition to meeting all the criteria mentioned above, many features of TNS-771 make it ideal for window assembly: Formed high elastic silicone rubber seam after curing, remains flexible over a temperature range of 40℃ to +150C; low modulus, high displacement. 

TNS-731 silicone sealants also have many other characteristics that make them ideal for outdoor caulking: Excellent weather resistance and load-bearing interface with +35% telescopic displacement; Excellent adhesion to non-porous construction materials and no need to use a primer.

In conclusion, the best window sealants must adhere firmly and remain effective despite the hostile conditions they encounter.

While the TNS-771 and TNS-731 neutral silicone sealants are excellent window sealants, we invite you to look at other Tengyu Chemical products, use our product selector or contact our specialists for advice on which product will give you the desired results.