📏 Post-to-Post Measurements – 4 m (13 ft) Side
Measurement Type | Description | mm | in | ft |
Outer to Outer Post | Full width between outermost post edges | 3945 mm | 155.31 in | 12.94 ft |
Outer to Inner Post | From outer edge to inner edge of opposite post | 3825 mm | 150.59 in | 12.55 ft |
Inner to Inner Post | Clear space between inner post faces | 3705 mm | 145.87 in | 12.16 ft |
💡 Tip: Use 3945 mm (12.94 ft) to mark your corner post locations for proper frame squareness.
⚙️ Baseplate-to-Baseplate Measurements – 4 m (13 ft) Side
Measurement Type | Description | mm | in | ft |
Inner to Inner Baseplate | Between inner baseplate edges | 3645 mm | 143.50 in | 11.96 ft |
Outer to Inner Baseplate | Outer → inner baseplate edge | 3825 mm | 150.59 in | 12.55 ft |
Outer to Outer Baseplate | Full span across baseplate edges | 4005 mm | 157.68 in | 13.14 ft |
💡 Tip: Measure 4005 mm (13.14 ft) corner-to-corner when marking baseplate anchor holes.
📐 Post Height Measurements
Measurement Type | Description | mm | in | ft |
Post Edge (ground) → Beam | Ground to bottom of beam | 2330 mm | 91.73 in | 7.64 ft |
Outer to Outer Post Height | Ground to top of beam | 2503 mm | 98.54 in | 8.21 ft |
Post Edge (ground) → Open Louvers Top | Ground to top of louvers (open) | 2560 mm | 100.79 in | 8.40 ft |
💡 Tip: Ensure a 100 mm (≈ 4 in) clearance above the louvers for smooth operation and airflow.
🧩 Installation Planning Tips
Use outer-to-outer post (3945 mm) to mark corner positions.
Check diagonals for perfect squareness before pouring concrete.
Footer size: 400 × 400 mm (16 × 16 in) × 400 mm deep (16 in).
Leave 30 mm (1.2 in) clearance for alignment adjustments.
Level all posts before attaching beams and louvers.
Tighten hardware only after final frame verification.
📐 13x13 Pro+ Manual Freestanding Pergola — Post-to-Post Measurements
Need the exact post spacing for your 13x13 Pro+ Manual Freestanding Pergola?
View 13x13 Manual Freestanding Post-to-Post Measurement Guide (PDF)