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Why you’ll love it

RestaurantSupply.com is your trusted source for Curtron air curtain refrigerators.

  • Authorized Curtron dealer, ensuring genuine commercial janitorial supplies and manufacturer support
  • Fast shipping available on in-stock Curtron S-LI-144-4-FILTER air curtain refrigerators
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Curtron S-LI-144-4-FILTER 144 Inch Light Industrial Air Curtain with Air Filter

Curtron  |  MFG #: S-LI-144-4-FILTER  |  Item #: 35874
Item: #35874

Technical details
Manufacturer Curtron Products
Model Number S-LI-144-4-FILTER
Manufacturer Part # S-LI-144-4-FILTER
Width (side - side) 144" - 155"
Type Un-heated
Max. opening height (window/door) 12 Ft
Horsepower per motor 3/4 Hp
Motors 4 Motors
Height 15"
Width 145"
Depth 15.38"
Made in USA Yes

About this item

Product Details

The Curtron S-LI-144-4-FILTER Light Industrial Air Curtain is a commercial-grade air barrier designed to enhance environmental control for large entryways. Engineered with four 2-speed 3/4 HP motors, it effectively covers up to 144 inches in width and is suitable for door heights up to 12 feet. Constructed with durable stainless steel housing, it incorporates an air filter to improve airflow quality, making it ideal for light industrial applications in food processing facilities, warehouses, and commercial kitchens. This model offers robust performance in managing airflow, energy efficiency, and sanitation in high-traffic areas, ensuring operator comfort and product integrity in demanding foodservice environments.

Top Curtron S-LI-144-4-FILTER Features

The Curtron S-LI-144-4-FILTER air curtain provides reliable large-area coverage with four high-performance motors, ensuring consistent airflow for clearance of insects, dust, and airborne contaminants. Its stainless steel housing guarantees durability and ease of maintenance in busy industrial settings. The built-in air filter enhances air quality, while its straightforward design simplifies installation and servicing. Well-suited for door openings up to 12', it integrates seamlessly into commercial kitchens and warehouse entrances, facilitating workflow efficiency and environmental separation.

  • High-capacity coverage: Up to 144" wide with 12' door compatibility
  • Corrosion-resistant housing: Made from durable stainless steel for long-term use
  • Dual-speed motors: (4) 2-speed 3/4 HP rated for diverse airflow control
  • Easy maintenance: Air filter and housing accessible for cleaning
  • Robust performance: Manufactured for consistent airflow in moderate-volume industrial settings

Designed for applications requiring reliable airflow over large doorways in commercial foodservice environments, suitable for installation in warehouses, or large retail entrances.

S-LI-144-4-FILTER Technical Specs

The Curtron S-LI-144-4-FILTER operates with a three-phase electrical configuration, optimized for 230V, 60Hz supply, with a maximum current draw suitable for heavy-duty industrial use. Its unheated design ensures no refrigeration components are necessary, with an energy consumption aligned to four 3/4 HP motors. Constructed from stainless steel, it measures approximately 145 inches in width, 15 inches in height, and 15.38 inches in depth, with a shipping weight that ensures stability and durability. The unit is designed to operate safely within a temperature range suitable for industrial environments and features straightforward cleaning and filter replacement procedures. Its durable build and included filter make it ideal for continuous operation in environments requiring consistent air barrier performance.

  • Electrical requirements: 230V, 60Hz, three-phase, 15.38" depth
  • Construction & finish: Stainless steel housing with antimicrobial properties
  • Dimensions: 145" W x 15" H x 15.38" D
  • Weight: Approximate shipping weight of 150 lbs
  • Temperature range: Operates effectively in typical industrial environments

What is a commercial air curtain?

A commercial air curtain is a high-capacity airflow device installed above doorways to prevent the transfer of dust, insects, airborne contaminants, and heat between indoor and outdoor environments. The Curtron S-LI-144-4-FILTER air curtain is a robust, industrial-grade model built with four powerful motors, suitable for wide openings up to 144 inches and doors as high as 12 feet. Its stainless steel construction and integrated air filter make it ideal for environments like food processing plants, warehouses, and large-scale kitchens, delivering a consistent air barrier to improve sanitation, airflow, and energy efficiency in moderate-volume operations.

Top industrial air curtains for moderate-volume foodservice settings

Designed for medium workflow environments, the Curtron S-LI-144-4-FILTER provides durable, large-area airflow management with reliable performance, making it suitable for warehouses, industrial kitchens, and commercial entrances. Manufactured by Curtron, model S-LI-144-4-FILTER is ideal for airflow control, environmental separation, and dust reduction in busy foodservice facilities requiring robust, restaurant-ready equipment.

  • Operation type — suitable for moderate throughput industrial kitchens
  • Kitchen setting — ideal for large commercial environments and warehouses
  • Foodservice category — effective for environmental separation in food processing
  • Workload qualifier — designed for continuous, moderate airflow needs
  • Use case — environmental control and dust management in busy facilities

Why Choose Curtron S-LI-144-4-FILTER?

Why Choose Curtron S-LI-144-4-FILTER? This model stands out with its heavy-duty stainless steel housing, four high-capacity motors, and large airflow coverage that surpass typical air curtains. Its efficient design ensures long-term reliability, ease of maintenance, and seamless integration into commercial spaces. Built for consistent performance, it offers enhanced sanitation and energy efficiency compared to standard models, optimizing workflow and operational sanitation in retail and industrial environments.

  • Rugged stainless steel construction for industrial durability
  • Four motors delivering consistent airflow over wide openings
  • Designed for large door installations and warehouse use
  • Built-in air filter for improved air quality
  • High-performance, restaurant-ready industrial kitchen equipment

Certifications

Made in the USA logo

Made in the USA

This item was made in the United States of America.

Certifications

Customer reviews

Curtron S-LI-144-4-FILTER Light Industrial Air Curtain Covers Area Up To 144"W
Curtron Products

Curtron S-LI-144-4-FILTER 144 Inch Light Industrial Air Curtain with Air Filter

$7,489.05 $12,587.18

Curtron Products, S-LI-144-4-FILTER, Light Industrial Air Curtain, covers area up to 144"W, (4) 2-speed 3/4 HP motors, for doors up to 12' high, stainless steel housing, air filter, Made in USA