| Min. Visible Width (Inward Window) – Frame |
51 mm |
51 mm |
76 mm |
| Min. Visible Width (Inward Window) – Vent |
33 mm |
33 mm |
Not Visible |
| Min. Visible Width (Outward Window) – Frame |
17.5 mm |
– |
– |
| Min. Visible Width (Outward Window) – Vent |
76 mm |
– |
– |
| Min. Visible Width (Inward Flush Door) – Frame |
68 mm |
– |
– |
| Min. Visible Width (Inward Flush Door) – Vent |
76 mm |
– |
– |
| Min. Visible Width (Outward Flush Door) – Frame |
42 mm |
– |
– |
| Min. Visible Width (Outward Flush Door) – Vent |
102 mm |
– |
– |
| Min. Visible Width T-Profile |
76 mm |
76 mm |
126 mm |
| Overall System Depth – Frame |
68 mm |
77 mm |
68 mm |
| Overall System Depth – Vent |
77 mm |
86 mm |
72.5 mm |
| Rebate Height |
25 mm |
25 mm |
18.5 mm |
| Glass Thickness |
Up to 53 mm |
Up to 53 mm |
Up to 48 mm |
| Glazing Method |
Dry glazing with EPDM or neutral silicones |
| Thermal Insulation |
32 mm omega and/or hollow chamber-shaped fibreglass reinforced polyamide strips |
| High Insulation (HI) |
Available |
Available |
Not Available |
| High Insulation Plus (HI+) |
Available |
Not Available |
Not Available |