Lau 1225CCWB 12″ Aluminum Fan Blade – Replaces Acme Miami 31215, 5-Wing Fixed Hub, 5/16″ Bore, CCW
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Fan Blade 12" Diameter 5-Blade 25 Degree Pitch CCW Replaces Acme 31215
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Lau 1225CCWB 12″ Aluminum Fan Blade – OEM Replacement for Acme Miami 31215
The Lau 1225CCWB 12″ Aluminum Fixed Hub Fan Blade is a direct OEM replacement for Acme Miami part #31215. Designed for reliable ventilation performance, this five-wing aluminum blade restores proper airflow in attic and power vent applications.
Featuring a 12″ diameter, 5/16″ bore, 25 degree pitch, and clockwise (CCW) rotation, this one-piece fixed hub blade delivers balanced operation and long service life. Its corrosion-resistant aluminum construction ensures durability in high-heat attic environments.
Ideal for contractors and maintenance professionals replacing worn, bent, or discontinued Acme Miami blades.
Key Features
• OEM replacement for Acme Miami 31215
• 12″ diameter – standard attic & power vent size
• Five-blade design for strong, balanced airflow
• One-piece aluminum construction
• Fixed hub for secure mounting
• 5/16″ bore – fits standard motor shafts
• Clockwise (CCW) rotation
• Ideal for replacing bent or worn blades
Why This Fan Blade Matters
A worn or bent fan blade doesn’t just reduce airflow — it puts added strain on your motor, increases vibration, and shortens the life of your entire ventilation system.
The 1225CCWB 12″ aluminum fan blade restores proper balance and airflow performance while serving as a direct OEM replacement for Acme Miami part #31215. Its five-wing design improves air movement efficiency, while the one-piece aluminum construction resists corrosion in high-heat attic environments.
Instead of replacing the entire unit, this cost-effective blade replacement helps:
• Restore proper ventilation performance
• Reduce motor strain and vibration
• Extend the life of your attic fan system
• Maintain energy efficiency in hot climates
For contractors and maintenance professionals, this blade provides a reliable cross-reference solution when sourcing discontinued or hard-to-find Acme Miami parts.
Frequently Asked Questions
What does the 1225CCWB fan blade replace?
The 1225CCWB 12-inch aluminum fan blade is a direct OEM replacement for Acme Miami part number 31215.
What size is this replacement blade?
This fan blade measures 12 inches in diameter and features a five-wing design for balanced airflow.
What shaft size does this blade fit?
The blade has a 1/2 inch bore and fits motors with a 1/2 inch diameter shaft.
What direction does this blade rotate?
This blade is designed for clockwise (CW) rotation.
Is this an OEM replacement for Acme Miami?
Yes, the 1225CCWB serves as a direct replacement for Acme Miami part #31215.
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