Silicone sealant is often used in many types of sealing projects. Silicone sealants are available in many different types and brands, so choosing the right one can be challenging. In this article, I will compare DAP Vs. GE Silicone, to understand them deeply.
GE Silicone 2 provides more flexibility and cure fast, but it is expensive too. On the other hand, DAP 100% silicone rubber sealant is less expensive, but not as flexible as GE Silicone 2 and also takes time to cure.
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DAP Vs. GE Silicone
About DAP 100% Silicone Rubber Sealant
DAP 100% Silicone Rubber Sealant is a clear silicone rubber sealant used for the door, siding, window, etc. With its silicone rubber formula, the bond is flexible, non-shrinkable, and won’t crack easily. This rubber sealant becomes water ready in just 30 minutes. It is safe for granite and marble surfaces and works on a variety of interior or exterior surfaces.
This DAP Silicone Rubber Sealant is a superior quality multi-purpose silicone rubber sealant that works well for both interior and exterior use. With DAP 100% silicone rubber sealant, you will get a long-lasting, waterproof seal that is durable, flexible, and adhering. This sealant cures to a low odor and is mold and mildew resistant.
Read More: Dynaflex Ultra Vs. Silicone
About GE Silicone 2
GE Silicone 2 is an advanced silicone sealant with improved specifications. The sealant formula contains 100% silicone and is waterproof to provide protection against harsh weather conditions. There is a 30-minute curing time, after which it becomes rain-ready.
GE Silicone 2 builds strong, permanent bonds within a short period of time, which is one of its key advantages. In addition to its 30-minute rainproof formula, it offers 40% greater flexibility and 5X greater strength than Class 25 sealants. Additionally, it has a 10-year mold-free product protection guarantee.
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Similarities and Dissimilarities Between DAP 100% Silicone Rubber Sealant and GE Silicone 2
| DAP 100% Silicone Rubber Sealant | GE Silicone 2 |
| Meets ASTM C-920, Class 25. | Meets ASTM C-920, Class 35 |
| Flexibility: More | Flexibility: More |
| Color: Clear | Cure Color: White, Black |
| Water-Ready Time: In 30 mins | Water-Ready Time: In 30 mins |
| Curing Time: 24 hours | Curing Time: 6-12 hours |
| Water Resistance Level: 100% Waterproof | Water Resistance Level: 100% Waterproof |
| Is Stain Resistant: Yes | Is Stain Resistant: Yes |
| Surface Applications: Siding, windows, doors, etc. | Surface Applications: Window, door, most metals, woods, aluminum, etc. |
Which One to Use? DAP 100% Silicone Rubber Sealant or GE Silicone 2?
If you are in a situation where you have to choose between DAP 100% Silicone Rubber Sealant and GE Silicone 2, then you have come to the right place. Here, I will compare them to help you decide which one you can use for your projects. Both the products are high-quality sealant that you can use without any hesitation, but there are some key differences between them too. Let’s look at their differences to determine which one is suitable for you.
DAP 100% Silicone Rubber Sealant is usually less expensive than GE Silicone 2. As GE Silicone 2 is an advanced silicone sealant, it offers some extra features which make it a more costly silicone sealant solution. You can get DAP 100% Silicone Rubber Sealant at least 30% more than GE Silicone 2 with the same amount of money.
Both the products are water ready in just 30 mins, but they take different time to fully cure. DAP 100% Silicone Rubber Sealant takes about 24 hours to fully cure. Where GE Silicone 2 takes between 6 to 12 hours to fully cure. So, in terms of curing time GE Silicone 2 is better to use.
Both of them provide good flexibility. But it is well known that as a class 35 silicone sealant, GE Silicone 2 provides 40% more flexibility than class 25 DAP 100% Silicone Rubber Sealant. So, if you need more flexibility then GE Silicone 2 is a better choice.
How Long Does DAP Silicone Last?
If applied properly, DAP 100% Silicone Rubber Sealant can last for many years without breaking down or losing its flexibility.
Does Silicone Crack?
Although silicone sealant is very durable, it may expand or crack if exposed to unusually cold temperatures too often.
Last Opinion
There are a variety of silicone sealants available from DAP and GE Silicone that can be used for different applications. If you are deciding between the two brands, it’s important to consider the specific needs of your project. Here, I compare DAP Vs. GE Silicone to help you decide one sealant between them.
Both DAP 100% Silicone Rubber Sealant and GE Silicone 2 are high-quality silicone sealants that are suitable for different applications. But you have to consider their differences according to your needs.
I am looking for a sealant for around the floor of my greenhouse. I live in the Midwest where temperatures can get well below zero in the winter. What do you recommend? Thank you.
Donna, you can use GE Silicone 2+ Window & Door Sealant or Loctite PL S40 Polyurethane Window, Door and Siding Sealant.