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Norton CST Joist Tape

Eliminate Sub Floor Squeaks & Reduce Sound Transmission with CST Green Glue Joist Tape

Norton CST (Comfort and Silence Tape) is a uniform gasket that provides a unique noise control and thermal break solution to both residential and commercial construction. It is a specially formulated closed cell foam adhesive tape with pressure sensitive adhesive on one side and a protective durable surface on the other side.

Noise Control NORTON CST™ virtually eliminates squeaks. It leaves a quieter and more comfortable floor due to it's ability to dampen vibrations: Joist Tape

Impact sound transmission (IIC rating - Impact Insulation Classification) through floors is reduced up to 10 times! (ASTM E-989). 

Airborne sound transmission (STC rating - Sound Transmission Class) through walls is reduced up to 20 times! (ASTM E-90). 

Joist Tape Features:

  • Uniform gasket

    Consistent thickness and width throughout
  • Noise reduction

    Sound transmission noticeably reduced, squeaks/call-backs eliminated. Squeaks caused by gaps are eliminated.
  • Standard widths

    Matches industry standards for joists and studs, no waste of material
  • Self-adhesive

    Quick and clean application, no special skills required
  • Smooth top surface

    Subfloor slides easily into position
  • Durable

    Good for life of building
  • Versatile

    Can be applied on-site or pre-applied off-site
Get In Touch  Tel: 01440 766 975   info@lynvale.co.uk

If you require less than 500 linear Metres please visit our distributor www.affixit.co.uk where you can purchase your rolls online for next day delivery.

Technical Data

Flame Spread Classification 15 (Class I) ASTM E-84/UL723

Smoke Developed Classification 10 (Class I) ASTM E-84/UL723

Oxidation Resistance Passed (300 psi at 158°F during 96 h) *APA

Air Permeability @ 30% compression 0 (impermeable) *NTP-122

Thermal Conductivity (BTU (.in)/Sq. Ft. (hr.) F) .28 ASTM C-518

Recommended Service Temperature -20°F to 160°F (-29°C to 71°C)

Recommended Application Temperature 40°F to 125°F (4°C to 52°C)

Max Impact Noise Reduction -10 dB @ 1250 Hz ASTM E-989

Max Airborne Sound Reduction (through floors) -19 dB @125 Hz ASTM E-90

Max Airborne Sound Reduction (through walls) -19 dB @ 500 Hz ASTM E-90