Plastec Ventilation

P20SS4P033-MB15 Plastec Ventilation Duct Fans Plastec 20 Direct Drive Forward Curve Polypropylene Blower with Metal Stand

Regular price $1,485.60 USD
Regular price Sale price $1,485.60 USD
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Plastec 20 - Designed to exhaust fumes from highly corrosive environments such as laboratories, chemical plants, hospitals, universities, etc. The all-polypropylene construction and thick walls ensure maximum protection against acids and corrosion. Hindered-Amine Light Stabilizers (HALS) for increase UV resistance.


  • Drive Type — Direct Drive
  • Wheel Type — Forward-Curved
  • Phase — Single
  • Model-Pole — Plastec 20-4
  • Mounting Kit — Metal Stand(MB-15)
  • Mounting Orientation — Multi-position

How to Choose Fan Model-Pole

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✅ Enhanced Control: Variable frequency drive (VFD) motor provides precise control, optimizing performance to meet specific needs.
✅ Corrosion Protection: Crafted with all-polypropylene construction, ensuring maximum protection against acids and corrosion, prolonging the fan's lifespan.
✅ UV Resistance: Hindered-Amine Light Stabilizers (HALS) incorporated for heightened UV resistance, safeguarding the fan even in challenging environments.
✅ High-Performance Motor: Boasts a high-performance motor with 1725 RPM and 0.33 HP, delivering reliable and efficient operation.
✅ Versatile Application: Designed for versatile use, with a flow range of 118 to 1060 CFM, adapting seamlessly to various HVAC requirements.


Motor RPMs: 1725
Motor Horse Power (HP): 0.33
Voltage (V): 115/230
Phase: Single
Weight: 19 lbs

Inlet Diameter: 6.25"
Exhaust Diameter: 6.5”
Decibels: 54 dBA @ 5 Feet
Flow Range: 118 to 1060 CFM
Static Pressure Range: 0.6 to 6 WG
XPFC * CIP Exhaust Diameter: 6.25”
*Within reason, a reducer or coupler may be utilized to adapt to smaller or larger size


Specification Sheet,
Installation, Operation & Maintenance Manual,
AMCA Certification,

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Frequently Asked Questions about the P20SS4P033-MB15 Plastec Ventilation Duct Fans Plastec 20 Direct Drive Forward Curve Polypropylene Blower with Metal Stand

What is a Centrifugal Fan?

A Centrifugal Fan is a mechanical device used to move air or other gases in a circular motion, generating airflow through the rotation of an impeller.

Where are Centrifugal Fans commonly used in HVAC systems?

Centrifugal Fans are commonly used in HVAC systems for air circulation in various environments, including laboratories, chemical plants, hospitals, and universities.

What sets Centrifugal Fans apart from other types of fans?

Centrifugal Fans differ by their ability to generate airflow perpendicular to the fan's intake, making them ideal for applications requiring directional air movement.

How does the Variable Frequency Drive (VFD) motor benefit the performance of Centrifugal Fans?

The VFD motor allows for adjustable speed control, optimizing the fan's performance to meet specific airflow requirements, enhancing energy efficiency.

Can Centrifugal Fans be used in corrosive environments?

Yes, Centrifugal Fans designed with materials like polypropylene provide maximum protection against acids and corrosion, making them suitable for corrosive environments.