Intumescent Duct Sleeve CE Marked - Low Profile
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The Astro DS Low Profile Duct Sleeve is a compact intumescent firestop solution for plastic ventilation ducts passing through fire-rated walls and partitions. In the event of fire, the sleeve expands to crush and seal the duct, maintaining the fire integrity of the structure and preventing the spread of fire and smoke.
- Provides up to 120 minutes fire resistance (220x90mm = 60 minutes)
- CE Marked and tested to EN 1366-3
- Suitable for both rectangular and circular plastic ducts
- Low profile design allows easy installation in tight ceiling and wall cavities
- No need for metal sleeves, collars, or additional fixings
- Maintenance-free, non-toxic, and reliable firestop solution
- Ideal for residential, commercial, and public building applications
Perfect for contractors, HVAC installers, and fire protection specialists needing a slim, tested solution for protecting ductwork penetrations in fire-rated structures.
Shipping & Returns
WHY CHOOSE PREMIER?
40+ Years of Trust
With over 40 years of combined experience, our team has been trusted by domestic and commercial customers across the UK. We work with fully certified, highly skilled independent installers - including those with FIRAS and BM Trada credentials -to deliver fire door sets you can rely on. Every product and service is backed by decades of hands-on expertise and a commitment to high-quality results.
No Quibble Returns
We want you to feel 100% confident when ordering with us. That’s why we offer No Quibble Returns on all eligible items.
- Items must be in original packaging, and in the same condition you received them.
- Bespoke or made-to-order items are non-refundable.
- Simply email us at sales@activefiresafety.com to request your return.
- We’ll send you a return label and instructions - we make it easy.
- Refunds are processed once your item is received and approved.
For more information, visit our Refunds & Returns Policy
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We get it! There’s nothing worse than needing help and only getting AI bots or auto-replies.
When you contact us, you’ll speak to a real person who knows fire safety and actually wants to help.
Whether you’ve got questions before buying or need support after your order, we’re here every step of the way. No ticket numbers, no frustrating loops, just real answers.
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