Reynaers Concept System 77
A thermally broken aluminium system that combines design with high thermal comfort while keeping an excellent level of security. Also available with an offset T-type door frame, without a nose.
It comes in three thermal versions — Standard, HI and the warmest HI+ — and takes triple glazing with thermal and acoustic insulation. In fixed lights the glass can be installed from outside.



















Technical characteristics
Reference figures for the system, measured in the laboratory and confirmed in our own production.
* Uw quoted for the 1230 × 1480 mm reference window in the best thermal variant. Tested classification: air Class 4, water Class 9A, wind Class C3. Pre-anodised profiles available on request, with a more resistant coating than the standard finishes.
Thermal variants
The same profile design at three levels of insulation. The choice depends on the thermal requirement of the opening and the project budget.
StandardThe base version, for openings with no special thermal requirement
HIThe warm version, with a reinforced thermal break
HI+The warmest variant in the series, with the best UwProfile section
Four junctions of the system to scale: frame, sash, glazing and seals. Click to enlarge.
Thermal performance
Uw de 0,94 W/m²K in the best thermal variant, with 68 mm of depth, 3 chambers and 3 sealing gaskets. Takes triple glazing with good thermal and acoustic insulation.
Applications
Houses, offices and public projects with thermal and security requirements; in fixed sections the glass can be installed from outside.
Finishes
Powder coating across the full RAL range with Qualicoat certification, anodised and textured finishes, dual colour and wood effect. Optional pre-anodised profiles with a more durable coating.
Frequently asked questions
Quick answers to the most common questions about Reynaers Concept System 77.
What is the thermal performance of Reynaers Concept System 77?
With the glazing stated in the datasheet, Reynaers Concept System 77 reaches a Uw of 0.94 W/m²K. Better-performing glazing improves the figure; we state the exact Uw for your opening in the quote.
What are the maximum dimensions?
Maximum dimensions depend on the opening type and the weight of the glazing chosen; our team confirms them at the survey stage.
Which colours are available?
Powder coating in every colour of the RAL palette
What is the lead time and the warranty?
Manufacturing typically takes 4 to 6 weeks after the survey and order. Installation is carried out by our own team and the system carries a 10-year warranty.






