FAQ’s

NuFlex Sealants

1. What’s the difference between Latex and Silicone?
Latex is a water based product and Silicone is a silicone based product.

2. Can I paint one component Silicone caulking?
No, silicones cannot be painted. If you have a project that requires silicone technology and need it in a specific colour, feel free to contact your sales representative or our customer service department and we can custom match the colour you require. Some conditions may apply.

3. What does RTV stand for? 
Room Temperature Vulcanization
. In simple terms, this means the caulking will cure at room temperature.

4. Does Nuco have a direct replacement for “Mill-Pac Black”?
Nuflex 800 High Temperature Latex Caulking is the ideal replacement against the Mill-Pac black. If you require addtional cross references, please contact our Technical Support department via email or phone.

5. What does NSF stand for? 
N
ational Sanitation Foundation.

6. What are VOC’s?
Volatile Organic Compounds.Used in the determination of LEED compliance. Many of our quality products meet the VOC requirements for LEED compliance.

7. Where can I get technical datasheets for NUCO products?
You can find all of our products datasheets by going to a specific product and the product datasheet will be listed to the right of the item in PDF format.

8. Where can I get MSDS information for NUCO products?
You can find all of our products MSDS sheets by going to a specific product and the product MSDS sheet will be listed to the right of the item in PDF format or contact our technical team for a copy.

9. Can I use silicone if it was in cold temperatures for a long time?
Yes, silicone are effective to -46C (-50F) and are freeze-thaw stable. As a precaution, always test on a small area before use.

10. Do all caulks have the same cure time?
No, not all caulking utilizes the same times to cure. Many factors can alter this like ambient temperature, moisture etc. Check the products technical data sheet for estimated cure times.

11. How long do I have to wait to paint Acrylic caulking?
Acrylic caulking is paintable from 30 to 60 minutes after application depending on the amount or thickness of the bead. In some instances, our NuFlex 130 Painter’s Caulk can be painted within minutes of being applied to nail holes.

12. What’s the difference between an acetoxy silicone and a neutral cure silicone?
Acetoxy silicone is primarily used with non-porous materials and releases a vinegar odour during curing. Neutral cure silicones provide superior adhesion and can be used to adhere both porous and non-porous substrates.

13. What does “Modulus” stand for?
Simply, modulus refers to the cured tensile strength. It’s measure by a specific percent of elongation and typically refers to the flexibility of a bond.

14. Are NUCO sealants offered in different colours?
Some products come in predetermined colour palettes. We can custom color and tint most of our silicones, subject to special pricing and MOQ’s.