News

Filter Pleat Collapse

Filter pleat collapse can reduce the filter surface area by as much as 60%. Sometimes, it can be hard to detect filter pleat collapse, especially with standard 10” filters. The filter in the image is a high flow pleated filter and was used on a catalyst recovery application. The flow is from inside to outside, […]

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Why it’s so important to Understand Vent Filtration Dynamics

Hall Pyke have been providing filter integrity testing services for many years now and the team have seen filters come into the laboratory in various conditions. In this blog we delve into how a filter can fail a filter integrity test due to a lack of understanding about the dynamics of vent filtration. The dynamics […]

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Shipping Container Vent Fly Screens

Pest-proofing a shipping container At Hall Pyke, we understand that the last thing you want to see upon opening your shipping container is an infestation of flies! Flies and other insects can cause damage to your products, and considering the rate at which they multiply, they can be exceedingly difficult to remove from the container. […]

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Heating Jackets for Vent Filter Housings

The team at Hall Pyke are experts when it comes to heating jackets for vent filter housings. At Hall Pyke, we sometimes experience delays when we go to site to carry out filter integrity testing. Often there is one common reason why these delays occur- the heating jacket has been left on the filter housing. […]

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Why is the correct filter selection so important?

At Hallpyke, we understand that it can be difficult to know which filter to choose and we have seen the implications of choosing the wrong filter. This is why we strongly recommend investing time into the correct filter selection. On one occasion, we had a filter in for testing that was used as a sterile vent on a hot […]

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How to Install and Remove Filters

It can be difficult to know how to install and remove filters without any previous knowledge about the handling of filters. When handling 0.2 sterile membrane filters, it is essential that operators have the proper training and handle the filters with care. Hall Pyke have previously received broken end fittings in the lab, probably due […]

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How to prevent vent filter integrity test failures on hot WFI storage tanks

Venting applications require careful management of condensate on the vent filter to maintain a sufficient level of gas flow, not only during use, but also during steam sterilization. Water vapor can condense on a vent filter membrane during use if the fluid in the tank is water based and the temperature of the filter is […]

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Vent Filtration Dynamics: What you need to know.

At Hall Pyke we are Irish suppliers of filtration materials. Here are some tips on what you need to know about Vent Filtration Dynamics. We received filters back for testing and upon initial examination it was clear that they wouldn’t be passing any integrity test. See pic.1 and 2 below.Pic.1 The filters were used as […]

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