Metzger McGuire Spal-Pro RSF medium gray is a two-component 100% solids rapid-setting heavy-duty polyurea joint filler as a 1500 ml (750:750) dual-cartridge, case of 6, for industrial and freezer/cooler floors.
Metzger McGuire Spal-Pro RSF is a two-component 100% solids rapid-setting heavy-duty polyurea joint filler mixed 1:1 by volume. It is used to fill and protect contraction and construction joints in industrial and freezer/cooler concrete floors subject to hard wheels and heavy loads, including rooms held to -30 F. It is placed as medium gray in a 1500 ml (750:750) dual-cartridge, case of 6. Shore A hardness is 88-94 depending on temperature, gel time is 2-3 minutes, and construction traffic is ready in 3 hours at 0 F.
| Property | Value |
|---|---|
| Hardness, Shore A | 88-94 depending on temperature |
| Mix Ratio (by vol.) | 1:1 |
| Gel Time | 2-3 min |
| Razor Crown | 2-5 hr depending on floor temperature |
| Construction Traffic @ 0 F | 3 hr at 0 F |
| Operating Temperature | 120 F to -30 F |
| Solids Content | 100% |
| Standard Color | medium gray |
| Joint Design | full depth in saw-cuts; 2 in minimum in joints exceeding 2 in; no compressible backer rod in saw-cuts less than 2 in deep |
| Packaging | 1500 ml (750:750) dual-cartridge, case of 6, medium gray |
Product documents: Spal-Pro RSF Technical Data Sheet RSF-1 REVISED 05/20 (PDF) | Spal-Pro RSF Safety Data Sheet 02/2025 (PDF)
What work is Metzger McGuire Spal-Pro RSF used on?
This polyurea filler protects contraction and construction joints in industrial and freezer/cooler floors that see hard wheels and heavy loads.
What size is Metzger McGuire Spal-Pro RSF?
The pack is a 1500 ml dual-cartridge, case of 6, in medium gray (MMRSFC-1500-6).
What hardness is on Metzger McGuire Spal-Pro RSF?
Cured Shore A is 88-94 depending on temperature, and that hardness does not expand if joints widen as temperatures drop.
What gel time is on Metzger McGuire Spal-Pro RSF?
Gel time is 2-3 minutes at the 1:1 mix, so the filler is pumped or cartridge-dispensed.
What traffic window is on Metzger McGuire Spal-Pro RSF?
Construction traffic is ready in as little as 3 hours at 0 F after the floor is at final operating temperature.
What razor window is on Metzger McGuire Spal-Pro RSF?
The crown is razored off in 2 to 5 hours depending on floor temperature.
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