Open — Outwards
SlimLine 68
Slender steel-look design, perfect for contemporary projects. Ultra-slim 68mm profiles with exceptional thermal performance — part of the Reynaers range we fabricate and install in-house.
Slender steel-look design, perfect for contemporary projects. Ultra-slim 68mm profiles with exceptional thermal performance — part of the Reynaers range we fabricate and install in-house.
Advanced multi-chamber design achieves U-values as low as 1.0 W/m²K, reducing heat loss and energy costs while maintaining optimal indoor comfort through every season.
Ultra-slim 68mm profiles maximise natural light while maintaining structural integrity — clean lines that integrate into any architectural style, from period to contemporary.
High-grade aluminium construction resists weathering and needs minimal maintenance. Tested to 20,000 open/close cycles, PAS24 security rated, and backed by our 10-year guarantee.
Acoustic performance up to 45dB blocks urban noise and environmental disturbance, creating a quiet indoor space while maintaining excellent thermal properties.
Every specification refined to deliver optimal performance, durability and ease of installation.
Independently tested and certified to exceed UK Building Regulations and industry standards.
| Performance metric | Rating / value | Standard |
|---|---|---|
| Thermal insulation (Uf) | 2.4 W/m²K | Frame U-value |
| Thermal insulation (Uw) | 1.1 W/m²K | Window U-value |
| Air tightness | Class 4 (600Pa) | BS EN 12207 |
| Water tightness | Class E1200 (1200Pa) | BS EN 12208 |
| Wind load resistance | Class C5 (2000Pa) | BS EN 12210 |
| Acoustic performance | 47(-2;-7) dB Rw(C;Ctr) | BS EN ISO 717-1 |
| Durability | Class 3 (20,000 cycles) | BS EN 12400 |
| Burglar resistance | PAS 24 | Enhanced security |
| Operating forces | Class 1 | BS EN 13115 |
Ultimate performance window system with exceptional thermal insulation.
Ultimate performance window system with exceptional thermal insulation.
Speak to our team for a free, no-obligation quote — Romsey, Southampton, Winchester & across Hampshire.
Call 01794 721 100