Thermoguard Thermocoat WI – Intumescent Paint For Steel

IMPORTANT - Please Note: All enquiry must complete the specification form so the correct product/products/ quantities can be specified, BEFORE making the order online. These forms align with building control and are essential for fire certification requests. Please send the filled specification form to [email protected] and we will guide you through the next steps Thermoguard Thermocoat WI is the ultimate water-based intumescent paint system providing essential fire protection to structural steel and cast iron. This high-performance intumescent coating is engineered to offer up to 90 minutes of fire resistance to load-bearing elements of structures, ensuring safety and compliance. When exposed to heat, the paint undergoes a chemical reaction, causing the expansion of an insulating char layer that protects the steel from reaching critical failure temperatures. Key Features  Water-Based Formula: Thermocoat WI is a water-based intumescent paint, making it low-odour, 2010 compliant and safe to use in accordance with the manufacturer's instructions. Efficient Application: Achieves superior fire protection with a minimum number of coats, saving time and labour costs. The paint may be applied by brush or airless spray. Uses: Thermoguard Thermocoat WI is optimised for Universal Beams, Columns and other open section steel. Thermocoat WI is optimised to protect I, channel, shaped steel and hollow bracing It is designed for inside use only  Preparation: Steel and cast iron should be free from rust and millscale and primed with Thermoguard Steel Fire Paint Primer to 75 microns DFT ( or alternative good quality anti-corrosive primer compatible with intumescent paints) in accordance with manufacturer’s instructions. Treat galvanised surfaces with “T” wash/Mordant solution & prime with zinc phosphate or other primer for steel. Application Conditions: Maximum Relative Humidity 80% Minimum ambient temperature 4°C Minimum Steel Temperature 3°C above Dew Point  Application: Thermocoat WI may be applied by brush, roller or airless spray. To achieve the best finish in the shortest time, spray application is recommended. Prior to application the contractor should contact Thermoguard’s Technical Department and obtain a basecoat application schedule. To assist correct application in accordance with this schedule, a wet film gauge will be supplied with the order. Further wet film gauges will be provided on request. Maximum wet film thickness per brush coat – 800 microns Maximum wet film thickness per spray coat – 1400 microns   Spray Application: Spray Equipment- Airless Spray Pump Use equipment recommended by manufacturer for the application of high viscosity intumescent paints. Filter size 30 mesh. 10mm hose 3/8” diameter with no whip end. Tip Size 319, 321, 419, 421 Care should be taken to clean filters regularly. Cleaning should be undertaken with water.  IMPORTANT: PASSIVE FIRE PROTECTION NOTICE Guidance Only: Product information on this website is for guidance ONLY. We strongly recommend contacting our technical department for a specification and quotation prior to purchase. No Certification: Products purchased without a formal specification will NOT qualify for certification. Liability Waiver: Failure to obtain professional advice or a formal specification absolves Chase Insulations Ltd (T/A Buy Insulation Online) of all liability. We are not responsible for property damage, loss of life, or financial costs resulting from incorrect product selection or application.