In pursuit of nature, people build sun rooms in their own courtyards and balconies, but due to the failure of sealants, the sun room leaks frequently. Today, let’s take a look at what kind of glass silicone sealant to choose for the sun room.
1. The structure of the sunroom
The sunroom is composed of a frame, hollow glass, and broken bridge aluminum doors and windows. It is particularly prone to leaks at the connection between the wall and the glass. The more important reason is that the silicone sealant is unsuitable.
2. How to choose sunroom silicone sealant?
Silicone sealant: It is the best choice for sun rooms because it has excellent weather resistance, UV resistance, elasticity and anti-aging ability. And it can adapt to temperature changes, and is often used for sealing various alternating cold and hot gaps. It is suitable for curtain walls, doors and windows, building exterior walls and other building seals.
Here is Tengyu TNS731 weather-resistant sunroom roof sealant
TNS731 Neutral weatherproof silicone sealant is a one-part, durable, neutral- cure, architectural grade sealant. And it has excellent adhesion for use on a wide variety of materials in new or renovated weatherproofing applications. It cures into an elastic rubber body by reacting with moisture in the air to form an effective seal. Excellent weather resistance and load-bearing interface ±35% telescopic displacement. TNS-731 Silicone caulk is a specified, premium performance weather sealing product specifically designed for general glazing and weather sealing in curtain wall, window door and building facades.
- Excellent adhesion to non-porous construction materials. no need to use primer for most building materials such as glass, coated glass, painted metal.
- Neutral curing, suitable for most building materials without adverse reactions or corrosion.
- Excellent UV, weathering and high temperature resistance, forming a strong and elastic silicone rubber after curing, not affected by rain, snow.
- High movement capability and permanent flexibility.
3. How to apply sunroom silicone sealant?
In the gap of the top cover, first fill a layer of structural glue, the fullness is about two-thirds of the gap, and then add a layer of weather-resistant glue. Structural adhesive provides strong connection and bearing capacity, while weather-resistant silicone adhesive has excellent anti-oxidation and anti-corrosion capabilities. It can effectively prevent water and withstand the invasion of sunlight and rain, and is not prone to peeling or cracking after long-term use.