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Geofix is Knotwood's structural aluminum picket fence system, built for applications where a screen needs to stand up as a genuine structural element. Hidden fixings and mid rails work with any geometric shape or size, so the same Square post profile forms the structural frame for fencing, gates and larger screening runs.
This system is a strong fit for fencing and boundary projects where the screen needs genuine structural strength, gate systems that need a screen profile engineered to handle daily use, and larger facade screening runs where a fixed-post structural approach suits the scale.
Geofix shares the same aluminum construction and architectural-grade finishes as the rest of Knotwood's screen range, fixed with 304 or 316 grade stainless steel fasteners, and backed by a 15-year standard warranty with up to 25 years on selected finishes.
Geofix posts come in three Square profile sizes, 2" x 2", 2 9/16" x 2 9/16" and 4" x 4", framed with a dedicated U-channel rail. Pedestrian Gate and Sliding Gate configurations add their own frame and hardware options, hinges and a lock for pedestrian access, or wheels, a track and guide system for sliding, available in standard 18'6" lengths.
The frame assembles first, one-way channel profiles fasten to the side posts, then vertical battens secure to those profiles and their slots close with infills. Open ends of the one-way profiles and the top and bottom of each vertical batten close last with end caps.
The gate assembles as a standalone unit before it's ever fixed to the fence. A batten base forms the bottom of the frame with one-way profiles across the top and center, battens fix in at regular intervals, then infills and end caps close every slot and edge. Hinges attach before the gate mounts to the post, and the lock finishes the install.
Also assembled as a standalone unit first, this one needs its U-profile pre-drilled before assembly. The frame builds from a base batten and a one-way batten, vertical battens fix between them, and infills close every groove. Wheels fit to the base once the battens are in, the sliding track fixes to the support surface, a guide post takes the nylon guide block, and the top roller bracket and stop guides finish each end of the run.
Vary the spacing between battens to adjust privacy and ventilation.
Combine different shapes and sizes to craft a unique look.
Mix and match wood grain finishes to create a realistic, dynamic result.
Geofix is Knotwood’s fixed-post structural screen system. It is engineered for applications where a screen needs to function as a genuine structural boundary element, not just divide or define a space. Square structural posts frame the run, with one-way channel rails carrying vertical battens between them, held together with hidden fixings and closed with infills and end caps. Fencing, gates and larger facade screening runs all require that level of structural performance, and Geofix is purpose-built to deliver it within the Knotwood aluminum screen range.
Geofix uses a fixed-post construction, which means the posts are structural elements forming the fence or boundary frame themselves, with one-way rails and battens fixing directly between them rather than being applied over a separate structural backing. It is designed and tested against AAMA 1402, ASTM E330 and ASCE 7 for structural design and wind loading. Span and height capacity vary with post size, batten size and the wind loading at the site, so engineering specifications are available for the specific extrusion being used. For specifiers, one product handles both the structural requirement and the architectural finish.
Geofix is a strong fit for residential and commercial entry gates, driveway gates, boundary fence panels, facade screen systems and standalone architectural screen installations. It suits fencing and boundary projects where the screen needs genuine structural strength, gate systems that need a screen profile engineered to handle daily use, and larger facade screening runs where a fixed-post structural approach suits the scale.
Yes. The system suits residential boundary and gate projects where a structural, low-maintenance aluminum screen fence is the brief. The fixed-post design and architectural-grade wood grain finishes make it a practical choice for homeowners as well as commercial projects. Post foundations and structural design for fencing or gate applications are determined by the installer to local requirements.
All three share the same aluminum construction, concealed fixings and architectural-grade finishes. Geofix is the structural system in the range, engineered for load-bearing fencing, gates and facade screening. Geoline features a distinctive geometric profile for design-forward privacy screens and fencing. Stand-Up Battens create a striking vertical screen pattern suited to privacy screens, boundary fencing and facade elements.
Geofix screens are available in the full Knotwood finish range, including sublimated wood grain and solid powder coated options. See our finishes page for the current range.
Aluminum does not rust the way steel does, and the powder coated finish provides the primary barrier against the environment. In coastal locations the practical requirements are 316 grade stainless steel fasteners rather than 304, and a more regular fresh water wash-down to clear salt deposits before they build up on the finish. Wash-down frequency depends on how exposed the site is. Contact our team with the location and we will confirm the fastener specification and maintenance schedule that applies.
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