Looking for cost-saving options? Look no further, GL Essential Series is your choice. Standard residential frame, allowed for double glazing to provide cost-effective options for domestic projects.
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Cost-saving
Double glazed
Essential to have

Frame Depth:
50mm
Wind Load:
N5
Ultimate Strength:
3000Pa
Sound Insulation:
Above 30DB
Water Resistance:
600Pa
U Value:
3.3-6.5
Air lnfiltration:
75Pa
SHGC Range:
0.30-0.65
Thermal Break:
Non- thermal break
Variants:
N/A
Flyscreen:
Black Stainless Steel Mesh
Hardware:
1. AS-03 Chainwinder
2. Doric DS1 Chainwinder
3. 5001AA Twin Chainwinder
4. Doric DN450 Twin Chainwinder Satin
Frame Depth:
50mm
Wind Load:
N5
Ultimate Strength:
3000Pa
Sound Insulation:
Above 35DB
Water Resistance:
300Pa
U Value:
2.2-6.0
Air lnfiltration:
75Pa
SHGC Range:
0.28-0.75
Thermal Break:
Non- thermal break
Variants:
N/A
Flyscreen:
N/A
Hardware:
N/A
Frame Depth:
50mm
Wind Load:
N5
Ultimate Strength:
3000Pa
Sound Insulation:
Above 31DB
Water Resistance:
200Pa
U Value:
3.4-6.5
Air lnfiltration:
75Pa
SHGC Range:
0.30-0.70
Thermal Break:
Non- thermal break
Variants:
N/A
Flyscreen:
Black Stainless Steel Mesh
Hardware:
H133 Mortice Sliding Window Lock
Frame Depth:
50mm
Wind Load:
N5
Ultimate Strength:
3000Pa
Sound Insulation:
Above 35DB
Water Resistance:
300Pa
U Value:
3.8~6.9
Air lnfiltration:
75Pa
SHGC Range:
0.28~0.65
Thermal Break:
Non- thermal break
Variants:
Inward/Outward
Flyscreen:
N/A
Hardware:
MZS20 Hinged door Lock