Protape® Zero-Perm EPDM Rubber Tape

Aeroflex Product - _ProTape

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Aeroflex has everything you need to complete your insulation project, including pipe hanger fittings, fabricated fittings, tapes, adhesives & coatings.

Protape® Zero-Perm EPDM Rubber Tape


Protape is a self-adhering EPDM rubber tape for vapor-sealing glued seams and minor tears of Aerocel tube, sheet & roll insulation. Protape serves as a double-closure system providing zero permeability.

Available in rolls ranging from 1”-5” wide x 82 long x 24 mils thick.

Colors: black and white/gray.

Specification Compliance

• ASHRAE Standard 90.1, Energy Standard for Buildings Except Low-Rise Residential Buildings

• ASHRAE Standard 189.1, International Green Construction Code®

• California Title 24, Building Energy Efficiency Standards

• CDPH Specification 01350, VOC emissions

• EPA TSCA Section 6(h)

• IECC, International Energy Conservation Code


• MIL-P-15280 (S,T)


• RoHS

• Verified Environmental Product Declaration (EPD)

• Verified Health Product Declaration (HPD)

Key Benefits

• Zero permeability
• Vapor barrier - protects glued seams from vapor drive
• Indoor Advantage[TM] Gold Certified for low chemical emissions
• Tape consists of same EPDM rubber as Aerocel insulation, ensuring installation integrity
• Provides clean visual appearance
• Excellent UV resistance


Refrigeration piping & equipment
HVAC and VRF piping & equipment
HVAC ductwork
Chilled water piping & equipment
Plumbing piping & equipment

Performance Properties

Service Temperature Range: 70°F to 257°F (-57°C to 125°C)
UV Resistance: Pass
Ozone Resistance: No cracking
Water Vapor Permeability (Perm·inch): 0.00
Water Vapor Absorption (weight %): 0.2%
Adhesion Peel Strength: 1.20
Elongation: 50%
Fire Rating: 25/50 rated (ASTM E 84)
Plenum-Rated: NFPA 90A/90B
Self-extinguishing (ASTM D 635)