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Types of UPVC Door Handles When your upvc door handle needs replacing it's essential to find the best replacement for your home. A locksmith can provide and install high-security uPVC door handles with extra security features. The most important measurements you should take are the measurement A (also called PZ) and the length of the backplate. Check these measurements to ensure your new uPVC handles will fit. Lever/Lever A lever is a solid bar that pivots around a central point (known as a Fulcrum). When you apply force to the end of the bar, the fulcrum will tend to rotate in the direction that the force is applied. This rotates the fulcrum, increasing the force applied which allows you to lift or move something that would require more force if you attempted to apply it directly to the load. The distance between the fulcrum of the lever and the point where you apply force determines the maximum movement. This is referred to as the mechanical advantage. The mechanical advantage increases when the lever is extended. You can calculate mechanical advantage by dividing distance from fulcrum point to the place where you are applying force by distance between fulcrum point and the end of lever. Levers can also have a variety of effects depending on how the forces are applied. A lever in class 2, for example has a tendency of turning in the opposite direction when an force of the effort is applied. If you push the handle of a door, the forces will produce the same rotational effects as this. However, levers don't create energy. They just multiply the force you exert by changing a small amount of effort across a large distance into a greater amount of force that is applied over a smaller distance. 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 hammer claws and even your own legs when you stand on the hand brakes of your car. Lever/Pad Lever pad handles are a type of door handle made of upvc with levers on both sides that operate the multipoint lock. They come in a variety of designs and finishes, and are suitable for a range of materials, including UPVC, Aluminium & Timber doors. They are sold in pairs for the doors, both exterior and interior, with spindles and screws included. They are available in unhanded and handed versions to accommodate different types of users. These locks can be used to replace existing upvc door. They are usually operated by lifting the levers to throw all of the multipoint locks before turning the key to close or unlock. They are more secure compared to standard lever door handles as the locking operation is only accessible by entering the door with keys unless the door is deadlocked. They're not as secure as a cylinder bolt but are an affordable alternative for a home with more security. The only downside is that they don't provide the same level protection like a cylinder lock and therefore don't block access to the home when the door is left open. The majority of the lever pad upvc door handles that we offer are manufactured by top manufacturers in the industry and are constructed using high quality components. In general, they are supplied with a manufacturer's warranty. They usually are designed to work with the 92mm lock or a replacement model called the Paddock Lock. They will feature an 82mm cylinder centre on the inside and 62mm outside. They are also fitted with two spindle followers. Some are fitted with the back plate whilst others can be removed to allow for different fixing centres. Lever/Snib Lever latches, which are the simplest of door handles are commonly used. The lever is pushed downwards to open a latch inside the door that can be locked using a key. Certain lever privacy handles operate in the same way, but with a second snib, which is similar to the doorknob. A snib can be very useful tool, particularly in homes where privacy and security are essential. You can use the snib feature to prevent your guests from entering the home until they are prepared. This type handle can also be put in on interior doors such as those in bedrooms where you wish to restrict access from outside. Snib buttons can cause issues in some cases, especially when you have old locks and doors that are warped. If the snib button was accidentally pressed by someone who is not familiar with it, the door may be slammed and you locked out. In most cases, you can get in by knocking on the door's frame or letterbox, however this isn't ideal. If your uPVC door has a snib lock it is recommended to replace the handle with a contemporary E-LOK 7-Series smart lock. They can be retrofitted to pull handle kits with double turns and are available with cover plates to hide existing holes to ensure a seamless installation. The E-LOK app can be used to open doors using RFID cards or a mechanical key. Passcodes are also available for convenience and security. The system has been tested for 200,000 cycles in order to ensure its durability. The handles are made from solid metal and are in compliance with BS EN 1670 Grade 5 for corrosion resistance. Lever/Moveable Pad This is a well-known handle design for front doors that has the advantage of stopping the door from opening by the outside without a key, if the lock isn't deadlocked. This is achieved by using the 'pad-shaped' handle that locks into the gap between the handle and lock case. This handle is designed to be used with uPVC multipoint locks which use split spindle mechanisms. This type of operation requires the internal lever handle as well as the external pad handle to be installed on the same lock case. This could be a straightforward replacement of the existing uPVC handle, but it could also require a new lock case or a new set to handle furniture. These aluminum levers and movable pads door handles are designed to be used on uPVC and feature an easy-to-maintain slide bearing. They also come with fixing lugs spring cassettes, and an unstick slide bearing. They have a euro profile cut out and are installed to a variety of uPVC and timber doors. Lever moveable pads are offered in a variety of finishes to can be used with a variety of multipoint locks. They are designed to work with split spindle multipoint locks with a 92mm cylinder centre and require a separate split spindle set, as supplied by the lock manufacturer. These Hoppe London lever moveable pad handle 77G/3831N/113 is made of cast aluminum with an anodized finish that's corrosion resistant and scratch resistant. These handles can be used combination with a variety of other Hoppe products, including patio door handles. french door handles, and window handles. They also include a security escutcheon. Lever/Moveable Snib The lever handles are one of the most popular types of upvc doors handles. They are available in a variety of designs. It is made up of two inline handles that can be locked and moved with a thumbturn cylinder or a key. A pad handle is an alternative to a lever/lever handle. www.repairmywindowsanddoors.co.uk consists of an adjustable or fixed pad that can be used to operate the lock. These Fullex handles are sprung lever pads that have a snib that can be triggered to hold the latch back. Selecting the best replacement door handles for your upvc doors requires careful analysis of the PZ measurement, the screw centres and back plate length to ensure the new handle will fit and work correctly with the lock system you have on your doors. Our online measuring guide will assist you take these measurements to ensure that the new upvc handle will fit perfectly. All orders qualify for free delivery, or you can pick up your order at the store. Orders placed before 11 am will be ready to be picked up the next day.