How to Replace a Fermod 921/521 Coldroom Door Handle

521 921 Coldroom Fermod Handle

Replacing Your Fermod Door Handle: A Step-by-Step Guide

Is your door handle in need of a refresh? Whether it's worn out, or damaged or you simply want to update the look, fitting a new handle is a manageable DIY project. Here’s a handy guide to help you through the process:

Fermod 921 Coldroom handle two tone grey composite with lockFermod 521 Handle - Without Strike - Absolute Coldroom

1. Prepare Your Tools Before you begin, gather the necessary tools: a 17mm socket with an extension bar, a flat-headed screwdriver, an 8mm spanner, and a wooden block.

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Cold Room Door Offset - What is it?


Coldroom Door Offset - What is it?

Door Offset 

The door offset is the thickness of your door including the gasket or door seal. If your door is 100mm thick and the gasket is 20mm, your offset is 120mm.

Some doors are recessed or partially recessed. These doors would have a smaller offset than a fully overlapping door which are usually around 80mm - 120mm. Recessed doors might be between 40mm - 60mm. A fully recessed door would be classed as a flush door with no offset.

Please see 'D' in the image below:


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What is Dew Point?

The dew point is the temperature at which air is saturated with water vapour, which is the gaseous state of water. When air has reached the dew-point temperature at a particular pressure, the water vapour in the air is in equilibrium with liquid water, meaning water vapour is condensing at the same rate at which liquid water is evaporating. Below the dew point, liquid water will begin to condense on solid surfaces (such as blades of grass) or around solid particles in the atmosphere (such as dust or salt), forming clouds or fog. Dew point is closely linked to relative humidity, which is...

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Cold Rooms and Condensation Problems

Cold Room Coldroomdoorparts ColdroompartsUK Coldroomspareparts

Basically, when the dew point in the air comes into contact with a surface with a lower dew point on your cold room, door or frame, moisture buildup occurs. This is most obvious in warehouses and areas where there is no heating. While some condensation is not necessarily a bad thing, an excess amount is something that should be addressed.

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Chilling Food Correctly in Your Business

How to chill, freeze and defrost food safely in your business. Chilling Chilling food properly helps to stop harmful bacteria from growing. Some foods need to be kept chilled to keep them safe, for example: food with a use-by date cooked dishes other ready-to-eat food such as prepared salads and desserts It is very important not to leave these types of food standing around at room temperature. Make sure that you: follow storage instructions put food that needs to be chilled in the fridge straight away cool cooked food as quickly as possible and then put it in the fridge...

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