Ultralite S1 Quick
Lightweight rapid deformable tile adhesive (Indonesia page) · INTL · manufacturer-sourced
How long before you can grout over MAPEI Ultralite S1 Quick?
Short answer
Bond-strength path
Hold, handle and full load come at different times
- Join the parts with the Lightweight rapid deformable tile adhesive (Indonesia page)
- Hold or clamp for the set time
- Put load on the bond only at full strength
This product’s stated stages Quoted at 73°F
- Working time ends20 minutes
- Ready for grout2–3 hours
- Light foot traffic2–3 hours
- Normal use1 day
Worth noticing: Working time is only 20 minutes; the next stated stage, ready for grout, is 2–3 hours.
Common mistake: Releasing the clamps because the glue line feels firm, long before it can carry a load.
Bond-strength path
Assembly, handling and full load are different stages
Time bond readiness
Your countdown
Stated times
- Working time ends20 minutes
- Ready for grout2–3 hours
- Light foot traffic2–3 hours
- Normal use1 day
From MAPEI product page · checked 2026-10-25. Anything not listed isn’t stated by the manufacturer.
Manufacturer website: mapei.com
Conditions & fine print
- Stated conditions: 73°F (23°C)
- Tile adhesive times assume the stated temperature on an absorbent substrate. Dense tiles, damp or cold rooms and thick beds lengthen them. Follow the current data sheet.
- Region INTL. Formulas can differ between countries; check your container.
- Working time ends: Pot life is 50 minutes.
- Ready for grout: Tile adhesive times assume the stated temperature on an absorbent substrate. Dense tiles, damp or cold rooms and thick beds lengthen them. Follow the current data sheet.
- Light foot traffic: Tile adhesive times assume the stated temperature on an absorbent substrate. Dense tiles, damp or cold rooms and thick beds lengthen them. Follow the current data sheet.
- Normal use: Tile adhesive times assume the stated temperature on an absorbent substrate. Dense tiles, damp or cold rooms and thick beds lengthen them. Follow the current data sheet.
- 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 Report outdated information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
- MAPEI Ultralite S1 Quick
- Variant
- Lightweight rapid deformable tile adhesive (Indonesia page)
- Region
- INTL
- Listed use
- large-format tile, rapid fixing
- Timed stages recorded
- tooling, grout ready, light foot, normal use
- Source checked
- 2026-10-25
Documentation: Official product page · Product page, accessed 2026-10-26
Condition attached to the stated time: Pot life is 50 minutes.
About this product
A lightweight rapid adhesive: pot life 50 minutes, open time of at least 20, grout and foot traffic after 2 to 3 hours and service at 24 hours.
Using this specific product
MAPEI Ultralite S1 Quick is listed here as the Lightweight rapid deformable tile adhesive (Indonesia page) version for large-format tile and rapid fixing. For bonding parts, 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 Lightweight rapid deformable tile adhesive (Indonesia page); related versions can use different timing.
- For large-format tile and rapid fixing, pay particular attention to surface fit, cleanliness, clamping pressure and bond-line thickness.
- Pot life is 50 minutes. Tile adhesive times assume the stated temperature on an absorbent substrate. Dense tiles, damp or cold rooms and thick beds lengthen them. Follow the current data sheet.
How to check readiness
Test a noncritical offcut or wait for the stated load milestone before stressing the joint. The page gives an open time of at least 20 minutes. The page gives a grouting wait of 2 to 3 hours. Try a protected edge first and avoid turning, dragging or concentrated loads.
Avoid this mistake
Handling strength and full load strength are different milestones.
Compare with similar products
- Compare with PCI FT RapidLight foot traffic: 3 h there, 2–3 h here.
- Compare with Bostik BEST Wood Flooring Urethane Adhesive and Moisture Vapor ControlLight foot traffic: 6–8 h there, 2–3 h here.
Questions
How long before you can grout over this product?
MAPEI states: The page gives an open time of at least 20 minutes. Conditions: Pot life is 50 minutes.. The page gives a grouting wait of 2 to 3 hours. Conditions: Tile adhesive times assume the stated temperature on an absorbent substrate. Dense tiles, damp or cold rooms and thick beds lengthen them. Follow the current data sheet.. The page gives foot traffic after 2 to 3 hours. Conditions: Tile adhesive times assume the stated temperature on an absorbent substrate. Dense tiles, damp or cold rooms and thick beds lengthen them. Follow the current data sheet.. The page gives ready for service at 24 hours. Conditions: Tile adhesive times assume the stated temperature on an absorbent substrate. Dense tiles, damp or cold rooms and thick beds lengthen them. Follow the current data sheet.. These are the manufacturer’s stated times, not a guarantee.
How soon can I grout over Ultralite S1 Quick?
The page gives 2 to 3 hours, and the same for foot traffic.
How long do I have to work with this product?
MAPEI states: The page gives an open time of at least 20 minutes. Conditions: Pot life is 50 minutes.. These are the manufacturer’s stated times, not a guarantee.
How long before I can walk on tile set with this product?
MAPEI states: The page gives foot traffic after 2 to 3 hours. Conditions: Tile adhesive times assume the stated temperature on an absorbent substrate. Dense tiles, damp or cold rooms and thick beds lengthen them. Follow the current data sheet.. These are the manufacturer’s stated times, not a guarantee.
What affects how long this product takes to dry or cure?
Tile adhesive times assume the stated temperature on an absorbent substrate. Dense tiles, damp or cold rooms and thick beds lengthen them. Follow the current data sheet. Follow the product label for your conditions.