Flamro Endless Collar

October 26, 2026

Plastic pipes can create a route for fire and smoke to spread through a building if the penetrations through fire-resisting walls and floors are not properly protected.


The Flamro Endless Collar is designed to provide a flexible approach to firestopping certain pipe penetrations as part of a suitable tested system.


What is the Flamro Endless Collar?

The Flamro Endless Collar is a fire protection collar incoporating an intumescent strip within a metal housing.


The strip is designed to expand when exposed to fire, helping close the opening left by a combustible pipe as the pipe osftens or burns away.


Its endless format allows the collar to be cut to the required length for suitable applications, subject to the manufacturer's instructions and approved system configuration.


What are the benefits of an endless firestop collar?

A flexible collar format can be useful where installers need to accommodate different pipe sizes or project layouts.


Potential benefits include:

  1. Flexible sizing for permitted pipe applications.
  2. A practial solution for specified pipe penetration details.
  3. Integration into suitable tested firestopping systems.
  4. An option to consider when planning passive fire protection installations.

The permitted pipe materials, dimensions, number of wraps or fixing arrangements and fire-resistance ratings depend on the specific tested system.


Why is correct installation important?

The performance of a pipe collar depends on more than the collar itself. The pipe material, diameter, supporting wall or floor, opening dimensions and installation method all need to match the relevant system requirements.


Always consult the manufacturer's technical documentation before installation.


Blazeout supplies Flamro products for contractors, installers and fire protection specialists.


If you require a Flamro Endless Collar for an upcoming project, contact us to discuss availability, pricing and the wider range of passive fire protection products we can supply.

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Choosing the right fire protection coating is an important consideration for projects where building services and structural elements require protection as part of a specified passive fire protection system. Flamro provides a range of fire protection products, including specialist coatings and fillers designed for defined applications. At Blazeout, we help contractors and firestopping professionals source products to meet their project requirements.  What are Flamro fire protection coatings? Fire protection coatings are specialist materials used within particular fire protection systems. Their purpose and performance depend on the formulation, the substrate being protected and the system in which they are installed. Flamro's product portfolio includes a fire protection coating, which is used in specified fire protection applications, including certain cable protection systems. It is important to distinguish between coatings intended for cable installations, coatings used with mineral fibre boards and products designed for other applications. These products should not be treated as interchangeable. Where can Flamro coatings be used? Depending on the specific product and tested system, applications may include: Fire protection for suitable cable installations Coating components of specified firestopping systems Use with compatible mineral fibre board systems Selected passive fire protection applications in buildings and infrastructure The exact permitted uses, application thicknesses, drying requirements and performance ratings must be confirmed from the manufacturer's documentation. Why specify the correct coating? A coating must be compatible with the substrate and the intended fire protection system. Application method, coverage, thickness and installation conditions can all affect the final result. Installers should always follow the relevant technical data sheet and installation instructions rather than relying on a generic description of a fire protective paint. Buy Flamro fire protection products from Blazeout Blazeout supplies Flamro products as part of our wider passive fire protection and firestopping range. We understand that project deadlines matter, so we aim to make sourcing materials simpler by bringing together products from multiple manufacturers through one supplier. Contact Blazeout for information about Flamro coatings, product availability and pricing.