Astroflame Intumescent Duct Wraps are designed to provide simple and effective fire resistance for up to 2 hours to plastic vent ducting penetrations.

These duct wraps provide 120 minutes integrity and insulation protection having been fire tested in an Open/Open pipe/duct end configuration, to the most onerous requirements of EN 1366-3.

Installation is straight forward due to the four segment design and slide into the wall construction.

Supplied in various sizes to suit all common plastic vent duct dimensions.

Wraps are either 4mm or 8mm thick - check table below for available wrap sizes.

When fitted within a galvanised steel outer sleeve the duct wraps are suitable for penetrations through plasterboard partitions.

We do not supply steel sleeves ourselves but the dimensions for fabrication are shown below.

• Duct Wraps Tested to EN1366-3
• European Fire Resistance Classification: EI120 minutes (Integrity & Insulation)
• Wraps provide up to 2 hours Integrity & Insulation to rectangular PVC ventilation ducting penetrations
• Simple & quick to install
• Low profile design allows installation close soffit
• Available to fit most common vent duct sizes
• Only one wrap needed per penetration
• Tested to EN1366-3 in Plasterboard using steel sleeves

IMPORTANT FIRE PRODUCTS NOTICE: The information displayed on this website should be used as a guide ONLY and our Technical Department should be contacted to 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 and should be applied only by an individual with the necessary expertise and experience. 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.