SlimLine 38 Classic __

Ultra slim design. With a sleek and elegant appearance.

SL 38 is a highly insulated system with inward opening windows that combines elegance and comfort, with a unique design. This slender steel look is the perfect solution for modern architecture and renovation of steel-framed windows, respecting the original design but offering a thermally improved solution. Mix multi-pane units that are composed of fixed and operable vents for a synergy between open views, ventilation, and design essence.



Technical Information

Interested? Contact Our Sales Team.

See Reynaers' Windows In Action __

Explore Other Window Solutions __

MasterLine 8 Window

MasterLine 8 is a unique window system that combines countless design possibilities with first in class performance. Also available with a hidden vent.

MasterLine 10 Window

Options for both classic and modern architectural styles.

CS 77 Window

Optimal balance in performance and value.


Reach out—we’d love to hear from you.

We can provide further performance values, technical information, samples, installation training, or customize our products to fit your project needs.