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Sealants
Metacaulk 1200 Firestop Sealant
Single component, water-based firestop sealant formulated for caulk, spray, and self-leveling applications. Up to 4-hour fire resistance. Elastomeric up to 50% movement (ASTM C719). Available in Red, White, and Gray in caulk grade, spray grade, and self-leveling.
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UL-Classified SystemsComponents of tested UL firestop systems
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Authorized DistributorGenuine Metacaulk® / RectorSeal
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TDS & SDSFull technical documentation
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Same-Day ShippingOrder by 11 AM CST
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Spec & Submittal SupportCode & system help
Key features
- UL Classified systems up to 4 hours
- Sprayable, brushable, trowelable, caulkable, pourable
- Elastomeric up to 50% movement (ASTM C719)
- Mold inhibitor, VOC <10 g/L, STC 65
- 3-year shelf life, Flame Spread 0, Smoke Index 0
- FBC System Compatible, perimeter fire barrier rated
Typical applications
- Metallic pipes
- insulated pipes
- insulated air ducts
- single & bunched cables
- cable trays & bus bars
- construction joints
- perimeter fire barriers
Technical data
| VOC | <10 g/L |
|---|---|
| Color | Red, White & Gray |
| Application Temp | 40°F–120°F |
| Density | Spray 1.25 / Caulk 1.35 g/cc |
| Chemical Base | Water Based Acrylic |
| Cure Time | 3–4 weeks |
| Skin Time | 30–45 min @ 77°F |
| STC Rating | 65 |
| Viscosity | Spray 85,000 / Caulk 300,000 cp |
| Smoke Index | 0 |
| Elastomeric | Up to 50% (ASTM C719) |
| Flame Spread | 0 |
Installation overview
- Clean all contact surfaces free from debris and contaminants
- Install required backing material per system design
- Apply Metacaulk 1200 ensuring contact with all surfaces
- Caulk: Tool to a defect-free finish. Spray: Apply coating to specified thickness, overspray 1/2" minimum beyond on surrounding surfaces
- Clean all equipment with water immediately after use