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Michael Freeman
Michael Freeman
on Passive Fire Protection
Technical Sales & Specifications

Michael manages technical sales and specifications for Potter's range of passive fire products. He comes with many years' experience in the construction industry, from seismic systems through to interior finishes.

23 February 2018

Fire Rated Floor Slab Penetrations

floor hole drilling 1

We recently had occasion to be drawn into the realm of structural engineering with regard to concrete floor slab penetrations. The issue is all too common: no provision made for power or data cables (and other services) to pass through concrete floor slabs. 

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24 November 2017

Who Should Take Responsibility for Passive Fire Protection?

Detailed blog post image malcolm christie november

Designers, project managers, installers and building consent officials exercising duty of care responsibilities would positively contribute to raising the bar on all passive fire protection installations in NZ.

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25 October 2017

Re-useable Passive Fire Stopping Solutions

1710 Malcolm option 2

In discussions with designers on interior fit-outs recently, it became apparent that there was a requirement for a fire stopping solution that was temporary in nature.

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25 August 2017

Air Conditioner Pipe Penetrations Through Floor Slabs

Engaging a passive fire specialist can help determine if the proposed installation method of fire stopping will comply with relevant fire test results or if an alternative solution is possible.

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12 July 2017

Planning for Passive Fire Protection in Pre-Cast Concrete Walls

By making provisions for passive fire penetrations in pre-cast concrete slabs, you can save on costly concrete drilling and reworks; economies of scale make it a 'no-brainer'. 

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22 June 2017

Building Cladding Systems and Passive Fire Protection

The timing of passive fire protection installation is critical, and when overlooked or left to the 11th hour, it can cause delays and have a knock-on effect on other trades.

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18 May 2017

Mass Cable Passive Fire Solution for Data Centres

The incorporation of the cable-transits in the design of a firewall can allow for existing cables to penetrate the wall in a compliant manner, while also providing spare capacity for future cables to be passed through.

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