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LD410
Duct Sealant

LD410 is a solvent free gunnable duct sealant for use in HVAC applications. It has been designed for the permanent sealing of low movement assembly joints in low, medium & high pressure ductwork installations to prevent loss of air pressure.

Usage/Purpose

For Interior Use

LD410 has been designed for use in HVAC applications for the permanent sealing of low movement assembly joints in low, medium and high pressure ductwork installations. It prevents loss of air pressure: when correctly applied, the product is capable of sealing to the air leakage requirement of Class C to BESA standard DW 144.

  • Prevents air leakage in low, medium and high pressure ductwork
  • Can be used to meet requirements of Class C to BESA standard DW 144
  • Water based and solvent free: especially suited for safe use in confined spaces

Usage Guidelines

The user is advised to conduct tests to determine the suitability of the product for the intended application prior to use.

Technical data

PropertyTest Method Result
Composition  water based acrylic
Specific Gravity 1.62 - 1.66
Shore A Hardness 30
Tack Free Timeat 23°C, 50% RH 15-60 minutes
Movement Accommodation  ±12.5% 
Application Temperature +5°C to +40°C 
Service Temperature Range -15°C to +75°C 
Storage Store in shaded dry conditions between +5°C and +25°C
Shelf Life 12 months when stored as recommended in original unopened containers
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