Types of UPVC Door Handles It is crucial to select the appropriate replacement upvc handle for your home if your handles are in need of replacement. Locksmiths can supply and install high-security uPVC door handles that have additional security features. The most important measurements are measurement A (known as PZ) and the length of the backplate (measurement F). Take these measurements to make sure that your new uPVC handle will fit. Lever/Lever A lever is a rod that pivots around an object. When you apply force towards the end, the fulcrum will turn in the direction the force is applied. This motion increases the applied force and allows you to lift or move something that would require more force if you were to apply directly to the load. The distance between the fulcrum of the lever and the point at which you apply force determines the most effective movement. This is called the mechanical advantage. The advantage of mechanical force increases when the lever is extended. You can calculate the advantage of mechanical by dividing distance from the fulcrum point to the point you are applying force by distance between fulcrum point and the end of lever. Levers can have a variety of effects based on the method by which forces are applied. A lever of class 2, for example has a tendency of turning in the opposite direction when the effort force is applied. The forces generated when you push on the handle of a front door will result in rotational effects similar to those. However, levers don't create energy. Levers increase the force by converting small amounts of effort applied over a long distance into larger amounts of force applied over shorter distances. Levers are used to lift heavy objects and move large quantities of cargo. This is also the basis behind levers found in many everyday tools, such as crowbars, fishing rods claws for hammers, and even your own legs when you stand on the hand brake of your car. Lever/Pad Lever pad handles are a form of upvc door handle with levers on both sides that operate the multipoint lock. These are available in a variety of finishes & designs and can be used on a wide range of materials such as UPVC doors, Aluminium doors & Timber Doors. They are sold in pairs for the inner and outer door with spindles & screws included. They are also available in handed and unhanded versions for different users. These are often used for new constructions and can be fitted to replace existing doors made of upvc. The levers are raised to open the multipoint locks and the key is turned to close or unlock the door. They offer a little more security than traditional lever door handles, as the locking can only be performed through the inside with a key. They're not as secure as a cylinder lock however they are an affordable way to provide extra security to your home. The only downside is that they don't offer the same level of security like a cylinder bolt and consequently don't block access to outside if the door has been left open. The majority of the lever pad door handles made of upvc that we stock are made by the industry's leading manufacturers and therefore are constructed using high quality components. They are also generally supplied with a manufacturer's guarantee. These are usually designed to work with the 92mm lock or a replacement model called the Paddock Lock. They will have a 92mm cylinder centre on the inside and 62mm on the outside and be fitted with 2 spindle followers. Some come with the backplate, and others are movable to accommodate different fixing centers. Lever/Snib Lever latches are by far the most simple type of door handles. Pressing down on the lever triggers a simple latch mechanism inside the door to keep it shut, and can be locked using the use of a key. Certain lever privacy handles operate similar to the doorknob, but with an additional snib, which is similar to a doorknob. A snib can be very useful tool, especially in homes where privacy and security are important. If your spouse is expected to arrive at home late from work, you can utilize the snib so that they aren't allowed in until they're ready to come in. This type handle is also used in doors that are inside such as bedrooms, where you may require a lock to prevent access from outside. Snib buttons may cause problems in some cases, especially when you have locks that are old and warped doors. If the snib is used accidentally or by someone who isn't accustomed to it, the door can close and lock you out. It is possible to gain entry by knocking the door frame or the letterbox. But this isn't the best option. If your uPVC door has a snib button it is recommended to replace the handle with an modern E-LOK 7-Series smart lock. https://www.repairmywindowsanddoors.co.uk/dulwich-windowrepair/ can be retrofitted to double-turn pull handle kits. They come with coverplates to hide existing holes to make it an easy installation. The E-LOK makes use of a smart application to enable you to unlock the door using RFID cards or mechanical keys, and is able to be set up with passcodes for secure entry and convenience. The system is tested to 200k cycles to ensure durability. The handles themselves are constructed using a solid metal structure and are BS EN 1670:2007 Grade 5 for resistance to corrosion. Lever/Moveable Pad This is a popular handle design for front doors. It comes with the advantage of keeping the door from opening from outside without keys if the lock isn't deadlocked. This is accomplished by an external 'pad' handle that locks in the gap between the handles and lock case to prevent the latch from being removed or the door from being opened. This handle is designed to work with uPVC multipoint locks that employ split spindle mechanisms. This type of operation requires the internal lever handle and the external pad handle to be installed on the same lock case. This can be a simple modification to the existing uPVC handles but it may also require changing the lock case or even a new set of handles to accommodate this additional functionality. These aluminum levers and movable pad handles are suitable for uPVC doors. They feature a slide bearing that is maintenance-free, spring cassettes and fixing lugs supplied. They feature a euro-style cut out and can be fitted to a variety of uPVC and timber doors. The lever moveable pad is available in many designs to fit a broad range of multipoint locks. They are designed to work with split spindle locks with an 92mm centre cylinder and require a separate set of split spindles provided by the manufacturer of the lock. These Hoppe London lever moveable pad handle 77G/3831N/113 are constructed of cast aluminum with an anodized surface that is scratch-resistant and resistant to corrosion. These handles can be used in conjunction with many other Hoppe products, such as patio door handles. french door handles, and window handles. They also come with a security escutcheon. Lever/Moveable Snib The lever/lever handle is one of the most well-known kinds of door handles made from upvc and comes in a range of designs. It consists of two handles that can be locked and moved by a thumbturn cylinder, or keys. A pad handle is an alternative to a lever or lever handle. It is made up of a fixed or movable pad that can be used to control the lock. These Fullex handles are sprung lever pads that have a snib that can be activated to hold the latch back. When choosing a replacement Upvc handle, it is important to take into consideration the screw centres as well as the back plate's length and the PZ measurement. This will ensure that the handle works with your existing locking system. You can use our online measuring guide to help you take these measurements, so that you can be sure that your new upvc handles will be the perfect fit. All orders qualify for free delivery, or you can pick up your order in-store. Orders placed before 11am will be ready to pick up the next day.