Help & How To

Multiple styles of UPVC door handles are available at Duffells. The different types of multipoint door handles are tailored to accommodate different multipoint door lock operations and individual user preferences. When choosing a replacement UPVC door handle, it is important to make sure that the new handle has the same...

This guide has been created to help with identifying the type of gasket needed and to assist with measuring all the required dimensions, to identify a suitable replacement.

Aluminium door handles with a 48mm pz centres measurement are commonly found in residential entrances with aluminium door profiles. Over time, these handles may require replacing due to weathering, wear and tear or a desire for a fresh look. In this step-by-step guide, we will walk you through the process of replacing door handles for aluminium door profiles. Specifically, we'll cover handles to suit aluminium door locks from brands like ABT, Yale, Union, and Scope that use a clip-on mechanism over plastic blocks already mounted on the door.

When identifying hardware found on emergency exit and panic exit doors, it is extremely important to ensure suitable hardware is fitted in these applications, as an error may lead to hardware being installed that is not appropriate for the users concerned. This may result in tragic consequences in a fire or emergency.

This guide will help you identify which type of Cam Lock you need, how to correctly measure the lock, and the key types available. Cam Locks are a type of commonly used Lock for many applications such as lockers, safety boxes, cabinets, and drawers. 

In this guide, we look at the security standards required by many of the UK’s top insurers and what it means for you and your customers. This guide only applies to residential final exit doors where there are no specific escape or fire regulations.

We are often asked if there are digital locking solutions available to be used in conjunction with the multipoint locking systems typically found on a UPVC door. The answer is yes, there are in fact digital locks that have been designed specifically with multipoint locking systems in mind.

Electronic multipoint door locks are already very popular and continue to increase in popularity every year. They are regularly used in commercial settings, and in communal entrance doors for residential buildings.

When a 1* cylinder is fitted in conjunction with a 2* handle, TS007 3* security is achieved. In this article, we will explore the requirements of this standard in more detail.  

Whether you are primarily involved in UPVC repair, ironmongery, a master locksmith, CCTV installation, or even a door fabricator, it is likely that they are seeing an ever-increasing demand for Access Control, and electronic security in general. In this article, we highlight the 7 common components that make up an Access Control System and the 3 common types of Access Control Systems you may encounter.