Sikafloor-165 FS
Epoxy base coat · US · manufacturer-sourced
How long before you can recoat Sikafloor-165 FS?
Short answer
Return-to-use gates
Walk, furniture and full traffic open at different times
- Apply the Epoxy base coat to a clean, dry subfloor
- Stay off until the foot-traffic time
- Bring in furniture and heavy use later
This product’s stated stages Quoted at 68°F
- Working time ends15 minutes
- Ready for another coat3 hours
- Recoat window closes18 hours
Worth noticing: Recoat inside the window: not before 3 hours and not after 18 hours.
Common mistake: Moving furniture back the day after, while the surface is still soft.
Return-to-use gates
Open the surface gradually instead of treating cure as one moment
Time returning to use
Your countdown
Stated times
- Working time ends15 minutes
- Recoat window closes18 hours
- Ready for another coat3 hours
From Sika data sheet · checked 2026-10-25. Anything not listed isn’t stated by the manufacturer.
Manufacturer website: usa.sika.com
Conditions & fine print
- Stated conditions: 68°F (20°C)
- Pot life and cure times shorten in warm rooms and with larger batches. Follow the current data sheet and mixing instructions.
- Temperature range: 50°F to 86°F
- Region US. Formulas can differ between countries; check your container.
- Working time ends: At 68°F material temperature.
- Recoat window closes: At 68°F.
- Ready for another coat: At 68°F.
- 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 Report outdated information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
- Sika Sikafloor-165 FS
- Variant
- Epoxy base coat
- Region
- US
- Listed use
- floor systems, base coat
- Timed stages recorded
- tooling, recoat max, recoat min
- Source checked
- 2026-10-25
Documentation: Technical data sheet · Product data sheet v02.01, Jan 2025
Condition attached to the stated time: At 68°F material temperature.
About this product
An epoxy base coat with a 3 to 18 hour recoat window at 68°F. The sheet states no foot traffic or cure time and refers to Sika Technical Service.
Using this specific product
Sika Sikafloor-165 FS is listed here as the Epoxy base coat version for floor systems and base coat. For installing or finishing a floor, 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 Epoxy base coat; related versions can use different timing.
- For floor systems and base coat, pay particular attention to subfloor condition, trowel coverage, room temperature and traffic plan.
- At 68°F material temperature. At 68°F.
How to check readiness
Test the least-ventilated area before walking, covering or replacing furniture. The sheet gives a pot life of about 15 minutes. The sheet gives a maximum recoat of 18 hours. Before recoating, confirm the first coat matches the manufacturer’s stated condition; if the maximum window passed, check whether sanding is required.
Avoid this mistake
Foot traffic, furniture and rugs can have different return times.
Compare with similar products
- Compare with ARDEX P 82 Ultra PrimeRecoat: 3 h there, 3 h here.
- Compare with MAPEI Mapecoat I 600 WRecoat: 3–4 h there, 3 h here.
Questions
How long before you can recoat this product?
Sika states: The sheet gives a pot life of about 15 minutes. Conditions: At 68°F material temperature.. The sheet gives a maximum recoat of 18 hours. Conditions: At 68°F.. The sheet gives a minimum recoat of 3 hours. Conditions: At 68°F.. These are the manufacturer’s stated times, not a guarantee.
Does the Sikafloor-165 FS sheet give a cure time?
No. It gives pot life and recoat windows only.
How long do I have to work with this product?
Sika states: The sheet gives a pot life of about 15 minutes. Conditions: At 68°F material temperature.. These are the manufacturer’s stated times, not a guarantee.
What affects how long this product takes to dry or cure?
Pot life and cure times shorten in warm rooms and with larger batches. Follow the current data sheet and mixing instructions. Follow the product label for your conditions.