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LoSmoke® PVC Jacketing and Fittings System

Proto LoSmoke® PVC Jacketing and Fittings system consists of pre-molded, high-impact, UV-resistant PVC covers designed to enclose elbows, tees, valves, and other mechanical insulation fittings. These covers can be used with or without formaldehyde-free fiberglass inserts to create a sealed system suitable for below-ambient and hygienic applications. The jacketing is available in various thicknesses and styles, offering flame resistance, moisture protection, and compatibility with USDA, LEED, and GreenGuard Gold standards.

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Description

Proto LoSmoke® PVC Jacketing and Fittings system consists of pre-molded, high-impact, UV-resistant PVC covers designed to enclose elbows, tees, valves, and other mechanical insulation fittings. These covers can be used with or without formaldehyde-free fiberglass inserts to create a sealed system suitable for below-ambient and hygienic applications. The jacketing is available in various thicknesses and styles, offering flame resistance, moisture protection, and compatibility with USDA, LEED, and GreenGuard Gold standards.

Specifications

  • Material: LoSmoke® PVC; optional fiberglass inserts (formaldehyde-free)
  • Density: Not specified
  • Compressive Strength: Not applicable
  • Service Temperature Range: PVC: -29°C to 66°C (-20°F to 150°F); Inserts: -29°C to 538°C (-20°F to 1000°F)
  • Thermal Conductivity: At 24°C (75°F): 0.033 W/m·K (0.23 BTU·in/hr·ft²·°F); At 66°C (150°F): 0.039 W/m·K (0.27 BTU·in/hr·ft²·°F)
  • Water Vapor Permeability: ≤0.02 perm (ASTM C1136)
  • Standard Sizes: Fitting covers for 45°/90° elbows, tees, valves, flanges, reducers, end caps, and more; jacketing available in 10–40 mil thicknesses in 35.5″ and 48″ widths

Features

  • Complete System: Works with solvent welding adhesive or tape to create a sealed vapor barrier
  • Low Smoke and Non-Combustible: LoSmoke® formula and non-combustible fiberglass inserts meet ASTM and UL fire ratings
  • Indoor and Outdoor Compatibility: White jacketing versions suitable for outdoor use when sealed properly
  • Mold and Fungi Resistance: Meets ASTM G21, G22, and C1338 standards
  • Green Building Approved: LEED credit eligible and GREENGUARD Gold certified with over 50% recycled content

Certifications & Compliance

  • ASTM: C553, C547, C585, C665, C795, C1136, C1338, C1617, D1784, D256, D638, D648, D781, D792, E84, E96, E136
  • CAN/ULC: S102 Surface Burning Characteristics
  • Federal Specifications: LP-1035A, LP-535E (Type II, Grade GU)
  • USDA: Compliant for food facilities
  • LEED: Contributes to EA, MR, EQ credits under v4
  • GREENGUARD: Gold certified
  • RoHS: Heavy metal compliant
  • California 1350: VOC Pass for office/school use
  • ICC: Compliant with IBC and IMC codes
  • ASHRAE 90.1: Meets insulation design standards

Documents

Proto LoSmoke® PVC Jacketing and Fittings

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