Intumastic ADL is a medium viscosity, fire rated mastic for dry internal use only, containing acrylic emulsion, inert fillers and fungicide. The mastic is tolerant of building movement and is fully tested for up to 240 minutes integrity and insulation. Tooling off easily with water, Intumastic can be over-painted with acrylic paints once fully cured and has a tack-free time of 15 to 60 minutes, depending on temperature/humidity. Use to seal from smoke and fire around:
Cables and cable trays, baskets
Steel and copper pipes
Combustible pipes
Dampers
Ducting
Linear joints between substrates in compartments
Floor movements
Bonding and pointing Intubatts
At the head of walls
In movement joints, Intumastic ADL offers a movement capability of up to 30%. Air pressure tested up to 2000 Pa, acoustic up to 61 dB.
Specifications
Joint widths 0 to 35 mm linear; 30 to 150 mm movement details.
Depth to width ratios 1:1 walls and floors; 2:1 split wall seals.
Maximum Openings
Maximum wall opening 35 mm x infinite length (linear gap)
Maximum floor opening 35 mm x infinite length (linear gap)
Maximum opening in movement seal 200 mm x infinite length
Installation
1:1 ratio wall 240 minutes integrity; 240 minutes insulation
1:1 ratio floor 240 minutes integrity; 240 minutes insulation
3 mm over 100 mm Firetherm Backer 240 minutes integrity; 240 minutes insulation; 30% movement.
10 mm angled fillet to Intubatt edges or full depth plus fillet around services.
Coverage
10 mm wide seal - 3.25 m approx.
15 mm wide seal - 1.35 m approx.
20 mm wide seal - 0.78 m approx.
Fire Testing
Tested at Exova BM Trada to BS EN 1366-3/4 Tested at Exova Warrington Fire to BS 476 Pt 22 Third party accredited by Exova Warrington Fire, certificate number CF 578
IMPORTANT FIRE PRODUCTS NOTICE: The information displayed on this website should be used as a guide ONLY and our Technical Department should be contactedto obtain a tailored specification and any advice necessary before you place an order for fire protection products. Fire protection products are non-returnable except in accordance with Condition 8 of the Terms and Conditions.We will not be held liable for any resulting damage to property, human life or monetary costs incurred due to the incorrect specification you have prepared or use of fire protection products caused by your negligence, including your failure to have contacted us to obtain the relevant advice/specification.
Customer agrees that before placing an Order, Customer has read and understood the most up to date Product Data Sheet for the Product. Where we have access to the Product Data Sheet from the manufacturer, we will either provide a copy on request, or include a link to the Product Data Sheet available on the manufacturer’s website. Customer further agrees that we have no liability for any errors or omissions contained within the Product Data Sheets. For more information, please see our Terms & Conditions of Sale.
Firetherm Intumastic ADL is only available with the shipping and delivery timescales listed below - please do not contact our Customer Support Team with enquiries about alternative or earlier shipping and delivery times.
Saturdays and Sundays, as well as Bank Holidays, are not classed as working days.
Orders placed after the cut-off for this product will not be processed for earliest dispatch until 9am the next working day.
An extensive range of accessories and ancillary products for use with Nullifire (Firetherm) systems, helping the installation and application of firestopping products. Refer below to see the full range. More Information Delivery Info