Vulkem 116
Textured single-component polyurethane sealant · US · manufacturer-sourced
How long does Tremco Vulkem 116 take to dry?
Short answer
Bead cure stages
Skin, tack-free and paint-ready are not the same moment
- Gun a continuous bead of Textured single-component polyurethane sealant
- Tool it inside the working time
- Keep it dry until the stated water-ready time
This product’s stated stages Quoted at 73°F and 50% humidity
- Working time ends6 hours
- Tack-free30 hours
Worth noticing: Working time is only 6 hours; the next stated stage, tack-free, is 30 hours.
Common mistake: Showering or painting at skin-over, when the bead is only crusted on the outside.
Bond-strength path
Assembly, handling and full load are different stages
Time the caulk cure
Your countdown
Stated times
- Working time ends6 hours
- Tack-free30 hours
From Tremco data sheet · checked 2026-10-25. Anything not listed isn’t stated by the manufacturer.
Manufacturer website: tremcosealants.com
Conditions & fine print
- Stated conditions: 73°F (23°C) and 50% relative humidity
- Sealant skin and tack-free times are for a thin film. Deep joints cure from the outside in and take longer. Follow the current data sheet.
- Region US. Formulas can differ between countries; check your container.
- Working time ends: By ASTM C679.
- Tack-free: At 23°C (73°F) and 50% relative humidity.
- Entered from the cited manufacturer documentation. Check the current label for the exact formula and region. Report outdated information
- Actual results depend on preparation, thickness, ventilation, temperature, humidity, mixing and substrate.
Confirm this is your product
Closely named formulas, colors and regional versions can use different times. Match these details to your container before starting a countdown.
- Exact listing
- Tremco Vulkem 116
- Variant
- Textured single-component polyurethane sealant
- Region
- US
- Listed use
- joint sealing, water immersion joints
- Timed stages recorded
- tooling, tack free
- Source checked
- 2026-10-25
Documentation: Technical data sheet · Document V116-DS/0123
Condition attached to the stated time: By ASTM C679.
About this product
A single-component urethane with one of the longest tack-free times in this batch, 30 hours at 73.4°F, and a 6 hour skin time. The sheet allows certain water immersion uses but not chlorinated, potable, heavy or waste water, and offers a catalyst to speed the cure.
Using this specific product
Tremco Vulkem 116 is listed here as the Textured single-component polyurethane sealant version for joint sealing and water immersion joints. For sealing a joint, the useful question is not simply whether the surface looks finished—it is whether the exact next-action milestone shown above has been reached.
Before you start
- Confirm the package says Textured single-component polyurethane sealant; related versions can use different timing.
- For joint sealing and water immersion joints, pay particular attention to joint depth, tooling, ventilation and exposure to water.
- By ASTM C679. At 23°C (73°F) and 50% relative humidity.
How to check readiness
Probe an inconspicuous edge for a continuous skin and follow the stated water-exposure milestone. The data sheet gives a skin time of 6 hours. The data sheet gives a tack-free time of 30 hours.
Avoid this mistake
Surface skin is not the same as through-cure, especially in a deep joint.
Compare with similar products
- Compare with DAP Dynaflex Ultimate Premium All Weather Exterior SealantTack-free: 1 day there, 1.25 days here.
- Compare with Sikaflex-2c SL Slope GradeTack-free: 1 day there, 1.25 days here.
Questions
How long does this product take to dry?
Tremco states: The data sheet gives a skin time of 6 hours. Conditions: By ASTM C679.. The data sheet gives a tack-free time of 30 hours. Conditions: At 23°C (73°F) and 50% relative humidity.. These are the manufacturer’s stated times, not a guarantee.
Can Vulkem 116 be sped up?
The sheet says cure can be accelerated with Vulkem Catalyst 45/116. Without it, skin time is 6 hours and tack-free is 30 hours at 73.4°F and 50% relative humidity.
How long do I have to work with this product?
Tremco states: The data sheet gives a skin time of 6 hours. Conditions: By ASTM C679.. These are the manufacturer’s stated times, not a guarantee.
What affects how long this product takes to dry or cure?
Sealant skin and tack-free times are for a thin film. Deep joints cure from the outside in and take longer. Follow the current data sheet. Follow the product label for your conditions.