illbruckmaking it perfect. Description LD410 Duct Sealant is a single-part gun grade duct sealant. The formulation is based on an emulsion acrylic polymer system, which gives a firm, but flexible seal in low movement joints. Colour Grey Packaging 310 ml cartridge (25 per carton) Technical Information Property Test Method Composition Specific Gravity Shore A Hardness Tack Free Time at 23°C, 50% RH Movement Accommodation Application Temperature Service Temperature Range Storage Shelf Life Result water based acrylic 1.62 -1.66 30 15-60 minutes ±12.5% +5°C to +40°C -15°C to +75°C Store in shaded dry conditions between +5°C and +25°C 12 months when stored as recommended in original unopened containers LD410 Duct Sealant Necessary Tools • Cartridge gun and sharp knife. Protective Equipment Use in well ventilated conditions and ensure all recommended protective equipment is worn during handling & use of this product. For full recommendation, refer to safety data sheet. Priming • No priming required. Surface Preparation • Joints should be clean, dry and free from substances likely to impair adhesion. • Loose friable material should be removed. • Use mechanical abrasion to clean non-porous surfaces if necessary. • Joint width and joint depth should not be less than 3 mm to ensure adequate penetration of the sealant and performance. • For sealing around door and window frames the minimum joint width should be 6 mm. Joint Backing • If necessary back fill the joint with polyethylene joint backing in order to control the depth of sealant. Usage / Purpose LD410 has been designed for the permanent sealing of low movement assembly joints in low, medium and high pressure ductwork installations to prevent loss of air pressure. When correctly applied, the product is capable of sealing to the air leakage requirement of Class C to HVCA standard DW 144. Key Benefits • Prevents air leakage in low, medium and high pressure ductwork • Can be used to meet requirements of Class C to HVCA standard DW 144 • Water based: especially suited for safe use in confined spaces

Duct Sealant Application • The user is advised to conduct tests to determine the suitability of the product for the intended application prior to use. Flange Joints • Apply a strip of TN013 Flange Sealing Tape around the inside perimeter of the joint to be sealed to act as a spacer. • Apply a continuous bead of illbruck LD410 around the external perimeter. Assemble the joint and strike off any excess adhesive. • Alternatively, apply a continuous bead between the flanges around the edge of the gasket after assembly and firmly tool into the joint. Seam Joints • Firmly gun a bead of sealant along...