Incotec Group

Preformed tubes and sheets with factory applied Clad Foil Facer

Incoflex NBR Clad facer for all Outdoor Applications is designed for outdoor applications, offering superior thermal insulation, moisture resistance, and durability without the need for additional site-applied jacketing or cladding. This version includes a factory-applied weather-resistant PVC-based layer, topped with aluminum foil for enhanced protection and an improved aesthetic appearance. It is engineered to withstand UV rays, temperature fluctuations, and harsh weather conditions, making it perfect for exposed pipes, ducts, and equipment in outdoor environments. Incoflex NBR Clad provides a reliable, cost-effective insulation solution for HVAC systems, refrigeration, and industrial processes, ensuring long-term performance and protection in challenging outdoor conditions.

Updated Technical Data Table
Technical Specifications
PROPERTY VALUE / RESULT STANDARD TEST METHOD
Density 2.5 to 5.0 lb/ft³ (40 to 80 Kg/m³) ASTM C534
Service Temperature (foam only) from -58°F to 230°F (−50°C to 110°C) ASTM C534 / ASTM C411
Thermal Conductivity at mean temperature BTU·in/h·ft²·°F (W/mK) 50°F (10°C): 0.22 (0.032) ASTM C518 / ASTM C177
75°F (23°C): 0.23 (0.033)
95°F (35°C): 0.24 (0.035)
113°F (45°C): 0.26 (0.037)
Water Vapour Transmission ≤ 0.00095 g/m²·h ASTM E96
Water Vapour Permeance ≤ 0.63 × 10⁻¹¹ g/Pa·s·m² ASTM E96
Water Vapour Permeability 0.05 perm-inch (0.725 × 10⁻¹³ Kg/s·m·Pa) ASTM E96
Vapour Diffusion Resistance Factor (μ) > 17,000 BS EN 12086
Water Absorption (Liquid phase) < 0.1% (by volume) ASTM C209
Resistance To Fungi No Growth ASTM G21
Resistance To Bacteria No Growth ASTM G22
CFC & HCFC Free Comply USEPA 8260 B
VOC Level (Green Star Rating) Low VOC Emitting ASTM D5116
Surface Burning Characteristics Class A (FSI<25 and SDI<50) ASTM E84
Surface Spread of Flame Class 0 BS 476 part 6 and 7
Classification of Reaction to Fire B-s1,d0 EN 13501-1
Fire Test on Building Materials 0, 0, 0, 1 AS/NZS 1530.3
Fire Hazard Properties Group 2 ISO 5660 / AS 5637.1 & AS/NZS 3837
VOC Emissions TVOC’s ≤ 0.5 mg/m²/h CDPH V1.2, LEED V1.4, GREENGUARD
Formaldehyde: ≤ 0.05 ppm Individual
VOCs: ≤ 0.05 ppm for specific VOCs

Closed-Cell Elastomeric Thermal Insulation foam

Incoflex NBR is a high performance, mechanical insulation solution made from closed-cell foam NBR (Nitrile Butadiene Rubber) technology, with more than 90% closed-cell content. This advanced structure significantly reduces heat transfer, enhances energy efficiency, and provides exceptional resistance to moisture and environmental stress. Whether used in industrial, commercial, or residential settings, Incoflex NBR helps maintain optimal temperatures, prevent condensation, energy loss, and ensure long-lasting durability. Its flexibility and robust performance make it the ideal choice for projects requiring reliable, cost-effective, and sustainable insulation.

Versatile and Durable

Incoflex NBR is a versatile, durable insulation solution for the building and construction industry, meeting strict fire and safety standards. Available as tubes or sheets with optional facer and self adhesive, it supports various pipe types, diameters, and thicknesses for HVAC, refrigeration, plumbing, and industrial uses. With over 90% closed-cell content, it offers excellent moisture resistance, corrosion protection, and thermal efficiency. Flexible for easy installation and resistant to oils, chemicals, UV rays, and harsh environments, Incoflex NBR ensures long lasting, reliable performance. Its energy efficiency, durability, and low maintenance make it a cost-effective choice for diverse applications.

Features and Benefits

  • Superior Condensation Control Incoflex NBR’s closed-cell structure acts as an integrated vapor barrier, effectively blocking moisture penetration and preventing condensation-related issues.
  • Efficient Thermal Insulation With low thermal conductivity, Incoflex NBR minimizes heat flow, reducing energy loss and improving system efficiency.
  • Durable & Flexible Resistant to cracking, UV degradation, and mechanical stress, it offers long-lasting performance in both indoor and outdoor environments.
  • Excellent Fire Reaction Formulated to meet international fire safety standards, Incoflex NBR contributes to safe HVAC installations in Building and Construction field Easy Handling & Installation Lightweight and highly flexible, it is easy to cut, shape, and install across complex duct and piping configurations.
  • Prevents Corrosion Under Insulation - CUI Specially formulated with no corrosive additives and a built-in vapor barrier, Incoflex NBR provides long-term protection against CUI

NBR Catalog (2025)

Download PDF

Enquiry Form