PyroDuct Slab

For the fire protection of steel ductwork up to 2 hours

Description

PyroDuct Slab is a rigid, rock mineral wool slab, faced with a Bright Class ‘O’ reinforced aluminium foil.

Application

PyroDuct Slab is fully tested and certified to provide up to 2 hours fire protection to HVAC steel ductwork. It can be used in horizontal ducts, vertical ducts, ducts passing through compartment walls and floors and kitchen extracts. PyroDuct Slabs are suitable for applications above clean rooms, within air plenums or for aesthetic purposes.

Standards

PyroDuct Slab is made from non-combustible, inorganic rock wool, defined as mineral wool in BS 3533: 1981 and is manufactured to a Quality Assurance system which complies with BS EN ISO 9001:2000.

Certification

PyroDuct Slab is fully certified for duct types A and B (fire inside and outside with insulation, integrity and stability) to provide up to 2 hours fire protection for steel duct work.

Durability

PyroDuct Slab is odourless, non-hygroscopic, rot proof, does not sustain vermin and will not encourage the growth of fungi, mould or bacteria.

Acoustic performance

Ventilation and extract ducts are usually low velocity and don’t generate high levels of noise. PyroDuct will provide effective control of noise, the actual performance varies with insulation thickness and surface finish

Performance

Fire Performance

PyroDuct Slab is classified as non-combustible to BS 476: Part 4: 1970 (1984), Class 1 Surface Spread of Flame to BS 476: Part 7: 1997 and Class ‘O’ to the Building Regulations.

PyroDuct Slab is fully certified for duct types A and B (fire inside and outside with insulation, integrity and stability) to provide up to 2 hours fire protection for steel ductwork.

Benefits

Combines lightness, strength and ease of use
The aluminium foil facing ensures a positive vapour seal
Corrosion free
No deterioration of performance over time
Resilient, strong and flexible

Downloads

Environmental

PyroDuct Slab is free from CFCs, HCFCs and any other material with ozone depletion potential in its manufacture and content and represents no known threat to the environment.

PyroDuct Slab’s manufacture has a low impact on the environment and is classified as Zero ODP and Zero GWP.

Thermal performance

PyroDuct has a thermal conductivity of 0.037 W/mK.

Moisture Resistance

When exposed to 90% relative humidity and 20°C Pitched Roof Slab absorbs less than 0.004% of moisture.

Water Resistance

PyroDuct is non-wicking when tested in accordance with BS 2972:1989 Section 12.

Handling and Storage

PyroDuct Slab is easy to handle and install, being lightweight and easily cut to size.

PyroDuct Slab is supplied in packs in Supakube pallets which are designed for short term protection only. For longer term protection on site, the product should be stored either indoors, or under cover and off the ground.

PyroDuct Slab should not be left permanently exposed to the elements.