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Types of UPVC Door Handles It's important to choose the correct replacement handle made of upvc for your home when your upvc handles need replacing. A locksmith can supply and fit high-security uPVC handles with added security features. The most important measurements to consider are the measurement A (also called PZ) as well as the length of the backplate. Make sure to check these measurements to ensure your new uPVC handles will fit. Lever/Lever A lever is a rigid bar that pivots around a central point (known as a fulcrum). When you apply force to the end of the bar, the fulcrum will move in the direction of the force is applied. This rotates the fulcrum, increasing the force applied which allows you to lift or move something that would require a greater amount of force if you were to apply directly to the load. The distance between the fulcrum of the lever and the point where you apply force determines the most effective movement. This is referred to as the mechanical advantage. The greater the length of the lever the greater the mechanical benefit. You can calculate the advantage by dividing the distance from the fulcrum until the point at which you're applying the force by the distance between the fulcrum and the end of the lever. Levers can also have a variety of effects depending on how the forces are applied. For example a lever of class 2 tends to rotate in the opposite direction as the effort force is applied (like a totter-totter). The forces generated by pushing on the handle of a front door will produce rotational effects that are similar to those. However, levers don't create energy. They simply multiply the force you apply by changing a small amount of effort over a large distance into a greater amount of force applied over a smaller distance. This is what allows you to accomplish more in a shorter amount of time, which is why levers are often used to lift heavy objects or moving large amounts of cargo. The lever principle is also used in everyday tools like crowbars. Hammer claws fishing rods, hammer claws, and your own legs, when you stand on the hand brake of your vehicle. Lever/Pad Lever pad handles, also referred to as upvc door handles, feature levers on both sides to operate the multipoint locks. Lever pad handles are available in a variety of finishes & designs and can be used on a variety of materials such as UPVC doors, Aluminium doors & Timber Doors. They are sold in pairs for both the inner and exterior door with screws and spindles included. They are also available in both handed and unhandled versions for different types of users. These locks can be used to replace existing doors made of upvc. They are typically operated by lifting the levers to throw out all of the multipoint locks, and turning the key to close / unlock. They provide a bit more security than standard lever door handles because locking is only done by the inside using keys. They're not as secure as a cylinder lock but they're cost-effective ways to add extra security to your home. The only downside is that they don't provide the same level protection as a cylinder lock, and therefore don't block access to the home when the door is left open. The majority of lever pad door handles made of upvc that we offer are manufactured by industry's leading manufacturers and therefore will be manufactured with good quality components. In general, they are supplied with a manufacturer's guarantee. Typically, they are designed to be compatible with a 92mm lock, or the replacement version known as a Paddock lock. They will have a 92mm centre cylinder on the inside and 62mm on the outside. They will also come with two spindle followers. Some are supplied with the backplate in place, while others can be removed to accommodate different fixing centers. Lever/Snib Lever latches, which are the simplest of door handles are utilized. The lever is pulled down to operate a simple latch inside the door that can be locked using a key. Certain lever privacy handles operate similar to the doorknob, but with a second snib, which is similar to the doorknob. A snib button can be extremely useful, particularly for homes where it's important to maintain privacy or security. You can use the snib button to prevent your guests from entering the home until they are prepared. This type of handle can also be put in for doors in the interior, like those in bedrooms where you wish to restrict outside access. In certain situations the snib button can cause problems, especially when you have older locks or doors that are bent. If the snib is applied in error or by a person who isn't accustomed to it, the door could slam shut and lock you out. You can usually gain entry by knocking on the door frame or letterbox. However this isn't a good idea. If your uPVC has a snib, we recommend replacing it with a smart lock from the E-LOK 7 Series. These smart locks can be retrofitted onto double turn pull handle kits. They are available with coverplates that hide existing holes for an effortless installation. The E-LOK uses a smart app that allows you to unlock the door with mechanical keys or RFID cards and can be configured with passcodes for safe entry and convenience. The system has been tested for 200,000 cycles to ensure long-lasting durability. The handles themselves are made with a solid-metal construction and are BS EN 1670:2007 Grade 5 for resistance to corrosion. Lever/Moveable Pad This popular handle design is commonly used on front doors. It is advantageous because it has the benefit of preventing the door from being opened without the key from outside in the event that the lock has not been deadlocked. This is achieved by a 'pad' shaped external handle which locks in the gap between the handles and lock case to stop the latch from being removed or the door being opened. This handle is designed to be used with uPVC multipoint locks which use split spindle mechanisms. This type of operation requires that the lever handle and external pad handle are both fitted to the same lock case. This could be a straightforward replacement for the current uPVC handle, however it could also require a new lock case or a new set of handles to handle furniture. These aluminum lever/movable pads door handles are designed for use on uPVC and come with an easy-to-maintain slide bearing. They also come with fixing lugs spring cassettes and a non-stick slide bearing. The handles have an euro-profile cut out and can be fitted to various uPVC or timber doors. The lever moveable pad is available in many designs to fit a broad range of multipoint locks. They are designed for use with split spindle locks which have a centre cylinder of 92mm and require a specific set of split spindles that is supplied by the manufacturer of the lock. These Hoppe London lever moveable pad handle 77G/3831N/113 are made from cast aluminum with an anodized finish that's scratch and corrosion resistant. These handles can be used in conjunction with many other Hoppe products, such as patio door handles. French door handles and window handles for windows. They also include an escutcheon for security. Lever/Moveable Snib The lever handle is among the most sought-after types of upvc door handles and is available in a range of styles. It has two inline handles that can be moved and is lockable with either a key or thumbturn cylinder on the inside. A pad handle can be used as an alternative to lever/lever handles. It is comprised of an adjustable or fixed pad that can be used to operate locks. These Fullex handles come with a spring-loaded lever pad and a snib that can be activated in order to secure the latch. When choosing a replacement Upvc handle, it is important to consider the screw centres, the back plate length, and the PZ measurement. This will ensure that the handle will work with your existing locking system. Our online measuring guide will help you to take these measurements to ensure that your new upvc handle will fit perfectly. All orders qualify for free delivery, or you can pick up your order at the store. Orders made before 11 am will be ready for collection the same day.