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Sika Sikaflex NP 1 Stone 20oz Sausage
Sikaflex NP 1 Stone is a one-component polyurethane in a 20 oz ProPak. It seals stone-cladding joints and long masonry runs and typically bonds without a primer to concrete and masonry.
- Stone 20 oz ProPak, part 805572
- Seals stone-cladding joints and long masonry runs
- Handles joints up to 2 inches wide at 1/2 inch depth
$13.22
Availability:
Out of stock
Sikaflex NP 1 Stone 20 oz
Sikaflex NP 1 is a one-component moisture-curing polyurethane joint sealant. This Stone 20 oz ProPak (part 805572) is for stone-cladding joints and long masonry runs. It holds plus or minus 35% movement and typically bonds without a primer to concrete and masonry. Soft backer rod approximately 25% larger than the joint is used where a closed-cell rod is not the pick.
Key Features
- One-component moisture-curing polyurethane
- Stone 20 oz ProPak, part 805572
- Stone-cladding joints and long masonry runs
- Widest joint 2 inches at 1/2 inch depth
- 3/4 to 1 inch joints take 3/8 to 1/2 inch depth
- Soft backer rod approximately 25% larger than the joint
Applications
- Stone-cladding joints and long masonry runs
- Precast units and panel walls
- Interior and exterior joints above and below grade
- Stucco and natural stone
Technical Specifications
| Property | Value |
|---|---|
| Manufacturer | Sika |
| Product | Sikaflex NP 1 |
| Part no. | 805572 |
| Unit | 20 oz ProPak |
| Color | Stone |
| Movement | +/- 35% (ASTM C719) |
| Widest joint | 2 in at 1/2 in depth |
| Joint 3/4-1 in | 3/8 to 1/2 inch depth |
| Soft rod | Approximately 25% larger |
| Shelf life | 18 months (sausage) |
Product documents: Sikaflex NP 1 Product Data Sheet (PDF)
Frequently Asked Questions
What size is Sikaflex NP 1 Stone 20 oz?
The ProPak is 20 oz (590 ml), part 805572.
What stone-cladding work uses Sikaflex NP 1 Stone 20 oz?
Stone-cladding joints and long masonry runs, plus precast, panel walls, stucco, and natural stone.
What widest joint does Sikaflex NP 1 Stone 20 oz fill?
2 inches at 1/2 inch depth, 19 linear feet per gallon.
What 3/4-to-1 inch joints does Sikaflex NP 1 Stone 20 oz want?
Sealant depth at midpoint is 3/8 to 1/2 inch.
What 1/4-inch joint yield does Sikaflex NP 1 Stone 20 oz give?
308 linear feet per gallon at 1/4 inch depth.
What soft-rod size does Sikaflex NP 1 Stone 20 oz need?
Approximately 25% larger in diameter than the joint width. The sealant does not bond to it, so a separate bond breaker is not required.
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