Best Quality uPVC 4 Track Patio Door Manufacturer in India | Liberty21
4-track Patio door with add-on 4-track extension
- Sliding in-line
- Option 4 glazed sashes with 75% clear opening
- Aluminium track
- Alu interlock to increase meeting rail rigidity
- 162 mm frame depth
- Max. frame height 8’4”
- Max. frame width 12’ (Sizes for 4 pane @ 2500 Pa)
- Max. sash weight 100 kg
- 4 to 22 mm glazing
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4-track Patio door with add-on 4-track extension
- Sliding in-line
- Option 4 glazed sashes with 75% clear opening
- Aluminium track
- Alu interlock to increase meeting rail rigidity
- 162 mm frame depth
- Max. frame height 8’4”
- Max. frame width 12’ (Sizes for 4 pane @ 2500 Pa)
- Max. sash weight 100 kg
- 4 to 22 mm glazing
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