Product Description
Armacell APT21812 is a closed-cell elastomeric pipe insulation tube with a 2-1/8 inch nominal inside diameter, 1/2 inch wall thickness and 6 foot length. The tubing provides thermal insulation and condensation control for refrigeration, HVAC and plumbing systems with a built-in vapor barrier and antimicrobial protection.
- Closed-cell elastomeric foam tubing, 2-1/8 in ID x 1/2 in wall x 6 ft length; fits 2 in ID x 2-1/8 in OD copper tubing
- Temperature range -297 to 220 deg F; density 3 to 6 lb/ft3 at 73 deg F; R-value approximately R3.1
- Built-in vapor barrier, Microban antimicrobial protection, low VOC and fiber-free construction; ASTM/UL and Greenguard certifications
Product Highlights
Closed-cell elastomeric pipe insulation with built-in vapor barrier and antimicrobial protection for HVAC, refrigeration and plumbing applications.
Product Information
Standard Information
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Brand: ARMACELL
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Manufacturer Part Number: APT21812
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Country of Origin: United States
Technical Specifications
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Manufacturer Part Number: APT21812
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Brand: Armacell
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Series: AP / Armaflex
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Product Type: Pipe insulation
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Material: Elastomeric foam
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Construction: Closed-cell
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Inner Diameter: 2-1/8 in (nominal)
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Fits Pipe Size: Fits 2 in ID x 2-1/8 in OD copper tubing (CTS)
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Wall Thickness: 1/2 in (nominal)
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Length: 6 ft per section
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Density: 3 to 6 lb/ft3 at 73 deg F
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Temperature Range: -297 to 220 deg F
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R-Value: R3.1
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Water Absorption: 0.2 %
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Water Vapor Permeability: 0.05 perm-in
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Flame Spread / Smoke Developed: Flame spread 25 / Smoke developed 50 (ASTM E84 25/50 rated)
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Thermal Conductivity: 0.035 to 0.037 W/(m·K)
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Connection Type: CTS connection
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Applications: Refrigeration, HVAC, plumbing and mechanical piping systems; chilled-water and refrigeration piping
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Attributes: Fiber-free, formaldehyde-free, low VOC, non-particulating; built-in vapor barrier; Microban antimicrobial protection
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Certifications / Standards: UL 723/181/2818/94/5V-A/V-0/E55798; ASTM C534/C177/C209/C518/C1338/D1056/2B1; CAN/ULC S102; NFPA 255/90A/90B; ISO 9001; GREENGUARD