XKSFB I Untempered Make-up Air Unit

High efficiency and durability

We’ve combined efficiency and reliability with a simple, drive-belt assembly in this untempered make-up air unit.

How To Buy

Product Features & Benefits

Ease Icon

Easy installation

Lifting lugs are located on the base rail for ease of rigging and installation

Certifications Icon

Code compliant

NEMA-3R disconnect factory-mounted and wired to the motor. All wiring and electrical components comply with the National Electric Codes (NEC) and are either ETL listed or recognized

Materials Icon

Corrosion resistant

G90 galvanized construction provides superior corrosion resistance and ensures the appearance is maintained for the life of the unit

Easy Maintenance Icon

Easy access

Lift off panel allows straightforward access to motor, drives and blowers for maintenance

Simplicity Alternate Icon

Simple maintenance

UL Class 2 washable filters are effortlessly removable and cleanable

Sound Icon

Noise control

Neoprene isolators to support the drive assembly and blower, for long life and quiet operation

Quality Icon

Unparalleled quality

Double-width, double inlet forward-curved fans are statically and dynamically balanced. Ground and polished shafts mounted in permanently lubricated ball bearings, with a minimum L10 life in excess of 100,000 hours, provide unparalleled reliability

Energy Efficient Icon

Energy efficient

Motors comply with EPACT standards for single speed ODP and TEFC enclosures are carefully matched to the fan load

Adjustable Alternate Icon


Drives are sized for a minimum of 150% of the driven horsepower. Machined cast pulleys are adjustable for final system balancing

Easy Maintenance Icon

Easy maintenance

Belts are static-free and oil-resistant

Options & Accessories

All our products can be configured to fit your specific needs.

see all options & accessories

Performance & Certification

UL US 705 File no. E40001

ETL Listed

Model Designation Guide