Plastec R 25 Direct Drive Forward Curve Roof Mounted Polypropylene Blower, 1120 CFM, 1/4 HP, Three Phase, 230/460 V

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Plastec

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Model

R25ST6P025

ID

208849

Was $3,386.65 Your Low Price Special Price $3,136.65
 
Product Features
  • Direct-drive forward-curved impeller design
  • Made from 100% recyclable polypropylene
  • Pre-Assembled & Tested
  • Long-Lasting Performance

OVERVIEW

The R Unit 25 is a heavy-duty, corrosion-resistant blower specifically engineered for demanding roof-mounted applications. Designed to provide reliable exhaust performance in harsh and highly corrosive environments, such as coastal regions, natatoriums, and chemical processing facilities, the R 25 delivers lasting performance where traditional metal units may fail. Constructed from durable polypropylene, it features thick wall design and advanced Hindered-Amine Light Stabilizers (HALS) that significantly improve UV resistance, making it ideal for both indoor and outdoor use.

Key Features

  • Made entirely from polypropylene to resist degradation from salt air, chemical fumes, and acids.
  • HALS-infused polypropylene ensures long-term resistance to sun exposure and environmental wear.
  • Efficient discharge of air through roof curb or sidewall mounting options.
  • Designed for installation on a standard 21" x 21" roof curb for ease of integration.
  • Attractive and easy-to-handle construction simplifies rooftop installation.
  • Built-in safety switch is factory-installed for convenience and compliance.
  • Helps prevent debris intrusion while maintaining efficient airflow.

Warranty Information

Motor Warranty

All motors are covered by a one-year warranty from the date of shipment, provided by the motor manufacturer. If service is required during the warranty period, the motor must be taken to the nearest authorized motor service station. Failure to use an authorized service station may void the motor warranty. If you are unsure of an authorized service location, contact the factory for assistance. Installation, removal, re-installation costs, and any consequential damages are not covered.

Blower Housing Assembly Warranty

The blower housing assembly is warranted to be free from defects in materials and workmanship for two (2) years from the date of original shipment. Defective units or parts reported within this period may be replaced at the manufacturer’s option when returned to the factory with transportation prepaid by the sender.

Exclusions

The following items are not covered by this warranty:

  • Normal wear from heat, abrasion, or chemical exposure
  • Damage from improper installation, incorrect electrical connections, or unauthorized alterations
  • Damage resulting from misuse, abuse, or abnormal operating conditions
  • Lack of proper maintenance
  • Transportation costs to and from the factory for warranty repairs
Limitation of Warranty and Liability

This warranty is limited to repair or replacement of defective parts as described above. The manufacturer is not responsible for installation, removal, or re-installation costs, nor for any consequential damages resulting from product failure or improper operation.

See full warranty on Installation, Operation & Maintenance Manual

Durable Materials & Construction

The R-25 blower is designed for roof-mounted exhaust applications in demanding, corrosive environments. It features a thick-wall, all-polypropylene construction that provides excellent resistance to acids, salts, solvents, moisture, and other harsh chemicals. This makes it ideal for use in chemical plants, coastal facilities, and indoor pool areas. The polypropylene material is enhanced with Hindered-Amine Light Stabilizers (HALS) to improve UV protection and prevent degradation from prolonged sun exposure, ensuring long-lasting performance. With its direct-drive design, the R-25 eliminates belts, pulleys, and other components that typically require maintenance, resulting in greater reliability and reduced service needs. Despite its heavy-duty construction, the R-25 remains lightweight for easier rooftop installation while maintaining structural integrity. Since all internal airflow surfaces are made of polypropylene, no metal parts are exposed to the airstream, effectively preventing corrosion and chemical damage. The R-25 is AMCA certified for both airflow and acoustic performance, providing verified, dependable data for system design and specification.


Suitable Applications for Plastec R 25 Polypropylene Blower

  • Coastal & Marine Environments: Resists salt, moisture, and corrosion in docks, shipyards, and seaside facilities.
  • Chemical Processing Plants: Handles corrosive or toxic fumes from mixing, plating, and etching operations safely.
  • Laboratories & Fume Hoods: Efficiently vents chemical vapors and contaminants to maintain safe air quality.
  • Indoor Aquatic Centers: Operates reliably in chlorine-heavy, humid pool areas to prevent corrosion and ensure airflow.
  • Wastewater & Treatment Plants: Manages harsh airflows with moisture and chemical residues found in treatment systems.
  • Chemical & Acid Storage Areas: Safely ventilates rooms storing acids, solvents, or other corrosive materials.
  • Industrial & Manufacturing Sites: Suited for tough exhaust demands and environments with chemical-laden air.
More Information
Plastec R 25 Direct Drive Forward Curve Roof Mounted Polypropylene Blower, 1120 CFM, 1/4 HP, Three Phase, 230/460 V
FeatureSpec
SKUR25ST6P025
Weight (in lbs)42.88
Brand/ManufacturerPlastec
UPC605468008737
Additional InformationInlet Diameter: 7.86" Outlet Diameter: 9.039"
Drive TypeDirect
Static Pressure0.88 wg
Maximum CFM1120 CFM
Decibel Level (dBA)73 dbA
EnclosureTEFC
Motor RPM1120
Horsepower1/4 HP
Electrical208-230/460
PhaseThree Phase
Amperage Requirement1.33A - 1.25A | 0.62A
Outlet Diameter9.039"
Inlet Diameter7.86"
CertificationUL Listed , AMCA and CSA Certified
Length22.01"
Height25.35 "
Width25.19"
Operating Temperature-39°F - 140°F
Warranty2-Year Manufacturer Warranty, 1-Year Parts and Motor warranty
Resources To view PDF documents, you will need Adobe® Acrobat® Reader.
Safety InformationPROPOSITION 65 WARNING
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Customer Questions
Do I need to lubricate the motor?
No, the motor is permanently sealed and does not require lubrication.
How energy efficient is the R-25?
The R 25 uses a direct-drive motor that sends power straight to the fan blades. This setup wastes less energy than belt-driven fans, helping you save on electricity while keeping performance strong.
How durable is the blower housing?
The R 25 is made from thick, heavy-duty polypropylene that won’t rust, corrode, or crack even in tough environments like chemical facilities or coastal areas. It’s built to last for years of reliable use.
Can it also be wall-mounted if needed?
Yes, you can mount the R 25 on a wall with the right brackets or framing. Most people install it on a roof, but wall mounting works just as well when space or airflow direction calls for it. If you have any further questions, please don't hesitate to contact us. Thanks.
Is Plastec a reliable brand?
Definitely. Plastec is known for making long-lasting, corrosion-resistant ventilation products that are trusted by professionals in labs, factories, and water treatment facilities around the world.
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