In the demanding world of commercial architecture and interior design, the longevity of door hardware is often determined by the strength of its mounting system. For high-traffic entrances—ranging from retail storefronts and hospital wings to modern office complexes—standard face-fix screws often fail to provide the necessary structural integrity for pull handles. This is where the Back to Back Fixing Pack becomes an essential component. By facilitating a mechanical connection that links two handles through the door leaf itself, the Back to Back Fixing Pack ensures a robust, vibration-resistant, and aesthetically pleasing installation that stands the test of time.
The primary function of a Back to Back Fixing Pack is to create a “clamping” effect. Instead of relying on the door material (such as timber or aluminum) to hold a screw thread, the Back to Back Fixing Pack utilizes a high-tensile threaded bolt that passes entirely through a single borehole. This bolt connects the interior handle directly to the exterior handle. By doing so, the force exerted when a user pulls the door is distributed across the handles themselves rather than the door’s internal structure. This prevents the common and frustrating issue of handles pulling out, wobbling, or damaging the door face over months of heavy use.
Why the Back to Back Fixing Pack is the Professional Choice
Architects and facility managers specify the Back to Back Fixing Pack not just for its strength, but for its versatility across various door substrates. Whether you are dealing with a 12mm toughened glass leaf or a 54mm solid oak fire door, the Back to Back Fixing Pack provides a specialized solution for each.
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Maximum Load Distribution: By utilizing a through-fix design, the Back to Back Fixing Pack eliminates the risk of screws stripping the door material. This is particularly vital for hollow-core metal doors or soft-timber doors where traditional fixings have little material to “bite” into.
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Aesthetic Symmetry and Clean Lines: One of the greatest visual advantages of using a Back to Back Fixing Pack is the hidden nature of the fixings. Because the handles are bolted to each other, there are no unsightly screw heads visible on the face of the door. This creates a high-end, symmetrical appearance that is a hallmark of professional ironmongery.
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Glass Door Protection and Safety: When installing pull handles on glass, a specialized Back to Back Fixing Pack is mandatory. These packs include nylon or rubber grommets and clear plastic washers. These components act as a buffer, preventing the steel bolt and the handle from making direct contact with the glass. Without these protective elements from a Back to Back Fixing Pack, the vibrations from door operation could cause stress fractures or the catastrophic shattering of the glass panel.
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Vibration and Thermal Resistance: External doors are subject to wind load, thermal expansion, and constant physical vibration. A Back to Back Fixing Pack is designed to remain tight under these conditions, often featuring locking washers or specialized thread pitches that resist loosening over time.
Technical Specifications and Components
A standard Back to Back Fixing Pack is more than just a simple bolt; it is a coordinated set of components designed to work in harmony.
| Feature | Specification |
| Material Build | Grade 304 or 316 Stainless Steel / High-Tensile Zinc Steel. |
| Thread Sizes | M6, M8, or M10 (To match the internal tapping of the handle). |
| Door Thickness Range | 10mm (Glass) up to 65mm (Timber/Composite). |
| Protective Elements | Nylon sleeves, PVC washers, and rubber gaskets included. |
| Fixing Method | Single-point or Two-point through-fixing. |
Strategic Installation for Long-Term Performance
The effectiveness of a Back to Back Fixing Pack is highly dependent on the precision of the installation process. For contractors and maintenance teams, following a strict protocol ensures that the hardware remains secure for the life of the building.
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Precision Drilling: It is imperative that the borehole is drilled perfectly level and perpendicular to the door face. Any slight angle in the hole can lead to “cross-threading” when the Back to Back Fixing Pack bolt is introduced, which can weaken the connection or prevent the handles from sitting flush.
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Using the Correct Sleeves: For glass installations, the nylon sleeve included in the Back to Back Fixing Pack must be used to line the hole. This protects the fragile edge of the glass from the hard steel of the bolt.
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Bolt Trimming: Most Back to Back Fixing Pack sets are supplied with extra-long bolts to accommodate thick doors. These should be carefully measured and cut to size using a hacksaw or bolt croppers, ensuring that the remaining thread is cleaned with a file to allow for smooth engagement with the handle.
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The Use of Thread-Lockers: In high-frequency environments like shopping malls or airports, applying a drop of medium-strength thread-locking fluid to the bolts within the Back to Back Fixing Pack can provide an extra layer of security, preventing the handles from ever vibrating loose.
Maintenance and Lifecycle
While the Back to Back Fixing Pack is designed to be “set and forget,” a biannual inspection is recommended for high-traffic public buildings. Checking the tension of the internal bolts ensures that the handles haven’t developed any play. If the door material has compressed slightly over time (common with timber doors), a simple quarter-turn of the Back to Back Fixing Pack bolt will restore the hardware to its original, rock-solid state.
By choosing a high-quality Back to Back Fixing Pack, you are not just buying a set of bolts; you are investing in the safety, aesthetics, and structural longevity of your facility’s entryways. It is the definitive solution for those who demand a professional, secure, and durable finish for their door furniture.
This 22mm back to back fixing pack is designed for secure and reliable installation of SS201 and SS304 stainless steel pull handles. Engineered for durability and precision, it ensures a strong and stable connection between handles, providing long-lasting performance in both residential and commercial applications. The high-quality components are crafted to resist corrosion and wear, making them ideal for indoor and outdoor use.
Perfect for installers, builders, and DIY enthusiasts, this fixing pack simplifies the assembly process while maintaining a professional finish. Its compatibility with SS201 and SS304 pull handles makes it a versatile solution for a wide range of doors and panels. Easy to use and designed for a seamless fit, the 22mm back to back fixing pack ensures both safety and aesthetic appeal, enhancing the overall functionality of your stainless steel hardware.













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