A 833-piece mixed fixing set in a stackable L-BOXX 102, covering plasterboard, masonry, and panel building materials. Includes DuoPower, DuoTec toggle fixings, and DuoBlade self-drilling plasterboard fixings for the full range of everyday fixing jobs.
The Fischer DuoLine L-BOXX 102 is a 833-piece mixed fixing kit built around three of Fischer’s most used fixing systems. If you work across different building materials day to day, this set covers the bases without requiring separate orders for each fixing type. Fischer plasterboard cavity fixings, solid wall anchors, and self-drilling board fixings are all included in a single, well-organised carry case.
The set is built around three products. First, there are 770 DuoPower anchors. These are Fischer’s 2-component nylon fixings that adapt their action to the material they are driven into. In solid materials such as brick or concrete they spread like a standard anchor. In hollow or panel materials they either fold or form a knot behind the board, giving a mechanical grip without you needing to identify the fixing type in advance. That self-selecting behaviour makes DuoPower useful in situations where you are not always certain what is behind the surface, which is fairly common on a busy site.
The 18 DuoTec fixings in the set are designed for high-load applications in panel building materials. These are nylon toggle fixings that form a wide bearing plate behind hollow boards, distributing load across a larger area than a standard cavity fixing. They are the right choice when fixing heavy items to plasterboard stud walls, such as radiators, shelving brackets, or sanitary ware.
The 45 DuoBlade fixings round off the set. These are self-drilling plasterboard cavity fixings that go in without a pilot hole and without a separate drill stage. A pointed tip cuts through the board directly, and the wings behind the face lock the fixing in place once the screw is driven home. For speed on straightforward plasterboard jobs, DuoBlade is hard to beat. Light-duty fixings on plasterboard partition walls are where these earn their place.
What the L-BOXX 102 Adds
The L-BOXX 102 case is part of the Bosch Sortimo system, which means it stacks and clips securely to other L-BOXX cases if you run that system on site or in a van. Even if you do not, it is a solid, well-made carry case with internal trays that keep the three fixing types separated and easy to access. At 833 pieces total, there is enough stock here to handle a substantial run of first fix or second fix work before you need to reorder. Having the right Fischer plasterboard cavity fixings and solid wall anchors in one organised box saves time when you are moving between different substrate types on the same job.
The DuoLine set is suited to general builders, plumbers, kitchen fitters, electricians, and anyone who fixes regularly into a range of materials. The combination of three fixing systems in one box, with a decent quantity of each, makes it a practical choice as a site or van stock item rather than a one-job purchase.
Pro Tip: When using DuoPower anchors in older mixed-construction walls where you genuinely cannot tell what is underneath, drive a small pilot hole first and check the debris: powder suggests solid masonry, hollow sound or no debris suggests a cavity, and the DuoPower will handle either without needing a different fixing.
The Fischer DuoLine set is used wherever tradespeople are fixing into a range of substrates on the same project. Plasterboard partition walls, dot-and-dab plasterboard on masonry, hollow block, and solid brick or concrete are all within the scope of the three fixing types in this kit. General building, fit-out, kitchen and bathroom installation, electrical first and second fix, and commercial fit-out work are all common contexts.
The DuoTec toggles are particularly relevant on plasterboard stud walls where load-bearing capacity matters, such as when fixing wall-hung units, radiator brackets, or TV mounts. The DuoBlade fixings suit lighter-duty work on plasterboard where speed of installation is the priority.
Best For
Plasterboard cavity fixing
Solid masonry anchoring
Panel building materials
High-load hollow wall fixings
Fast self-drilling board fixings
Mixed substrate site work
Compatible Surfaces
Plasterboard on timber or metal stud
Dot-and-dab plasterboard on masonry
Solid brick and block
Concrete
Hollow block and panel building materials
Kit Contents
770 x Fischer DuoPower anchors
45 x Fischer DuoBlade self-drilling fixings
18 x Fischer DuoTec nylon toggle fixings
833 pieces total
Stackable L-BOXX 102 carry case
Not suitable for: The DuoBlade fixings are not suitable for heavy load applications in plasterboard. For heavy items on hollow walls, use the DuoTec toggles included in the set instead.
Each fixing type in the set has its own installation method. DuoPower anchors are hammer-inserted into a pre-drilled hole at the correct diameter, then the screw is driven in to expand the anchor. In hollow materials the anchor self-selects its expansion mode, so no additional steps are needed beyond standard installation.
DuoBlade fixings require no pilot hole. Press the pointed tip firmly against the plasterboard face and drive the fixing in with a screwdriver or bit until the collar sits flush. Remove the fixing tool, insert the supplied screw, and tighten until the wings lock behind the board.
DuoTec toggles require a pilot hole sized to the fixing diameter. Insert the toggle through the hole, then tighten the screw to draw the nylon toggle plate tight against the back face of the board. Check the fixing is solid before applying load.
Select the correct fixing for the substrate: DuoPower for masonry or unknown solid materials, DuoTec for high-load hollow wall applications, DuoBlade for light-duty plasterboard work.
For DuoPower anchors, drill a hole at the diameter specified for the anchor size being used, clear debris from the hole, and hammer the anchor flush to the surface.
Drive the DuoPower screw into the anchor using a suitable bit until the fixing is tight and the anchor has expanded fully in the material.
For DuoBlade fixings, position the tip on the plasterboard surface and drive directly through the board using a screwdriver or drill on low torque until the collar sits flush.
Remove the DuoBlade insertion tool, insert the screw through the item being fixed, and tighten until resistance confirms the wings have locked behind the board.
For DuoTec toggles, drill a pilot hole to the correct diameter, fold or compress the toggle to pass it through the hole, then tighten the screw to pull the toggle plate flat against the back face.
Check each fixing for firm seating before applying load, particularly DuoTec fixings carrying heavy items.
What is the difference between the DuoTec and DuoBlade fixings in this set?
The DuoTec is a nylon toggle fixing designed for higher loads in plasterboard and panel building materials. It forms a wide bearing plate behind the board to spread the load. The DuoBlade is a self-drilling fixing for lighter duties on plasterboard, installed without a pilot hole and better suited to fixing lighter items such as picture frames, socket backplates, or lightweight shelving.
Does the DuoPower anchor work in both solid and hollow materials?
Yes. The DuoPower is a 2-component fixing that adapts its expansion behaviour to the material it encounters. In solid masonry it spreads outward like a standard anchor. In hollow or panel materials it folds or knots behind the cavity wall. This makes it a useful general-purpose anchor where you are not always certain what substrate you are drilling into.
Is the L-BOXX 102 compatible with the Bosch Sortimo stacking system?
Yes. The L-BOXX 102 is part of the Bosch Sortimo L-BOXX range and clips securely onto other compatible L-BOXX cases. If you already run L-BOXX storage in your van or on site, this set integrates directly into that system.
The Fischer DuoLine L-BOXX 102 contains 833 fixings across three product families. The DuoPower is a 2-component nylon and polymer anchor engineered to spread, fold, or knot depending on substrate density. The DuoTec is a nylon toggle fixing designed for panel building materials where cavity depth allows mechanical toggle engagement. The DuoBlade uses a hardened self-drilling tip and spring-loaded locking wings for direct plasterboard installation. All three fixings are manufactured by Fischer to established European fixing standards.
SKU
560491
Total Pieces
833
DuoPower Quantity
770
DuoBlade Quantity
45
DuoTec Quantity
18
Case Type
L-BOXX 102
Case Compatibility
Bosch Sortimo L-BOXX stackable system
Brand
Fischer
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