MasterSeal SL2
MasterSeal SL 2 is a multi-component, self-leveling, elastomeric polyurethane sealant that is mixed and poured in place. When cured, it forms a tough, resilient joint seal that resists penetration and abrasion and remains flexible when exposed to weather and aging.
Use
- Horizontal
- Interior and exterior
- Expansion joints
- Control joints
- Pavers
- Plaza decks
- Industrial floors
- Driveways/garages
- Sidewalks
- Decks
- Parking structures
- Pitch pans
Features
- Wide temperature-application range makes MasterSeal SL 2 suitable for all climates
- UL listed; Passes 4-hour, 4-inch, fire and hose stream test when used with Ultra Block or mineral wool
- Suitable for water immersion with documented performance in wet areas
- Bulk packaging results in less waste
- Formulated to withstand pedestrian and vehicular traffic
- Abrasion resistant to help handle pedestrian and vehicular traffic
- Joint movement capability ±25% provides excellent flexibility for keeping moving joints weather tight
- Weather resistant, producing long-lasting weather tight seals
- Easy to gun and tool, speeding up application and making neater joints
- MasterSeal 905 accelerator available for use in cold climate applications to help speed initial cure
- No primer required for most construction materials, lowering installation costs
- Long pot life offers extended working time
- Chemical cure allows for faster turnaround time.
For coverage please see the Sealant Coverage Chart
MasterSeal SL2- Info
MasterSeal SL2 [SDS]
| Product Number | Description | Size |
|---|---|---|
| BA 100 4948 | MasterSeal SL2 | 1.5 gal |
Description

855 Old Richardson Highway
Fairbanks, Alaska 99701
| Phone: | (907) 459-4800 |
| Fax: | (907) 459-4810 |
| Monday - Friday: | 8:00 am - 4:30 pm |
| Saturday: | Closed |
| Sunday: | Closed |
| JIM CULLEY | |
| Building Materials Manager | |
| Mobile: | (907) 378-6290 |
| Desk: | (907) 459-4800 |
| [email protected] | |
| KAMA PATTERSON | |
| Outside Sales | |
| Mobile: | (907) 378-0976 |
| Desk: | (907) 459-4803 |
| [email protected] | |
| SCOTT FRAREY | |
| General Manager | |
| Mobile: | (907) 978-5500 |
| Desk: | (907) 459-4801 |
| [email protected] | |




