The 7 product photos in commit 47f28cd were scraped from
sapaengineer.com without copyright clearance. Replace them
with 4 user-supplied photos from the LINE album:
- ball-jet-main.jpg (478x542) — original main product photo
- ball-jet-main-hd.jpg (1764x2000) — 4x upscale for hero
- ball-jet-front.jpg — front view of the diffuser
- ball-jet-specs.jpg — dimensions + parameters table
- ball-jet-performance.jpg — airflow performance table
Page now uses:
- Hero: ball-jet-main-hd (upscaled from user's photo)
- Gallery: ball-jet-main-hd + ball-jet-front
- New section: ขนาดและพารามิเตอร์ (Dimensions & Parameters)
- Spec image + readable HTML table (sizes 4"-10")
- D / A / B / C / E dimensions in mm
- New section: ตารางสมรรถนะการจ่ายลม (Airflow Performance)
- Performance image + HTML table (sizes 4"-10", 5 flow rates each)
- Columns: Air Volume (CMH), Outlet Velocity (m/s), Pressure
Loss (Pa), Throw Distance (m), Noise (dB(A))