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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-IBD-48-1-FILTER air curtain refrigerators
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Curtron S-IBD-48-1-FILTER 48 Inch Insect Back Door Air Curtain with Air Filter

Curtron  |  MFG #: S-IBD-48-1-FILTER  |  Item #: 35774
Item: #35774

Technical details
Manufacturer Curtron Products
Model Number S-IBD-48-1-FILTER
Manufacturer Part # S-IBD-48-1-FILTER
Horsepower per motor 3/4 Hp
Type Un-heated
Motors 1 Motor
Max. opening height (window/door) 10 Ft
Width (side - side) 48" - 59"
Height 15"
Width 49"
Depth 15.38"
Weight 110 lbs
ETL Yes
Made in USA Yes

About this item

Product Details

The Curtron S-IBD-48-1-FILTER Insect Back Door Air Curtain is a commercial-grade air barrier designed for large doorways up to 48 inches wide. Equipped with a single 3/4 HP motor, this un-heated air curtain is engineered to prevent ingress of insects while maintaining optimal airflow for moderate-traffic entrances in foodservice establishments. Its aluminized steel housing ensures durability and longevity, making it suitable for busy kitchen environments requiring reliable separation of interior and exterior atmospheres. The unit features an integrated air filter, supporting sanitation standards and ease of maintenance, with an automatic roller/plunger switch for seamless operation. Crafted in the USA, it leverages high-performance specifications to support efficient workflow in hospitality and retail settings, enhancing environmental control and operational efficiency.

Top Curtron S-IBD-48-1-FILTER Features

The Curtron S-IBD-48-1-FILTER air curtain delivers effective insect exclusion and airflow management for commercial doorways up to 48" wide. It features a 3/4 HP single-speed motor built into a durable aluminized steel housing, optimized for doors up to 10' high. The integrated air filter contributes to maintaining cleanliness standards, facilitating straightforward maintenance. Its user-friendly design supports quick installation and reliable operation in moderate-duty foodservice environments, promoting workflow efficiency and pest control.

  • Airflow performance: Suitable for doors up to 10' high with wide coverage
  • Durable construction: Aluminized steel housing resists corrosion and wear
  • Easy maintenance: Auto-door switch with integrated air filter simplifies servicing
  • Optimized fit: Covers area up to 48"W, ideal for busy commercial entrances
  • Technical reliability: ETL listed for safety, made in USA for quality assurance

Designed to provide insect control and airflow management in foodservice and retail storefronts, suitable for moderate throughput and frequent door openings.

Curtron S-IBD-48-1-FILTER Technical Specs

The Curtron S-IBD-48-1-FILTER operates with a single 3/4 HP, 1-speed motor, powered by standard electrical requirements of approximately 115V/60Hz in a single-phase setup. Made from durable aluminized steel, it measures 49 inches wide, 15 inches high, and 15.38 inches deep, with a shipping weight of 110 pounds. The unit is designed for non-heated applications with an operating temperature range suitable for typical indoor environments. It incorporates an air filter to support sanitation and pest exclusion, and features ETL listing for safety compliance. The robust construction and straightforward design enable secure installation and ease of routine cleaning, with flexible mounting options compatible with typical commercial door frames.

  • Electrical requirements: 115V, 60Hz, single-phase, 10A, 1150W
  • Construction: Aluminum housing with corrosion-resistant finish
  • Dimensions: 49" W x 15" H x 15.38" D; 110 lbs shipping weight
  • Performance capacity: Covers up to 48"W doorway with airflow for moderate traffic
  • Operational features: Air filter included, ETL-listed for safety
  • Temperature range: Indoor standard operating conditions

What is a commercial air curtain?

A commercial air curtain is a device that creates a continuous stream of air across entryways to block insects, dust, and drafts while allowing smooth pedestrian passage. In the case of the Curtron S-IBD-48-1-FILTER Insect Back Door Air Curtain, it is installed across large door openings to prevent pest ingress without impeding airflow or access. This model features a 3/4 HP motor housed in a durable aluminized steel frame, suitable for doors up to 10 feet high and 48 inches wide. It is used primarily in foodservice environments, retail storefronts, and hospitality venues where maintaining sanitation and environmental integrity is essential for operational efficiency and guest comfort.

Top commercial air curtains for storefronts and foodservice operations

Designed for moderate-traffic entrances, the Curtron S-IBD-48-1-FILTER offers a robust, reliable barrier with a durable construction tailored for busy foodservice and retail settings. Its optimized airflow, pest exclusion technology, and built-in filter make it ideal for applications requiring pest management and environmental separation during regular operation, supporting efficient workflows and sanitation standards in medium-volume environments.

  • Operation Type — suited for moderate-traffic commercial doorways
  • Kitchen Setting — ideal for retail, hospitality, and foodservice facilities
  • Foodservice Category — supports pest control at storefront entrances
  • Workload Qualifier — optimal for moderate throughput and frequent door openings
  • Use Case — effective pest exclusion and airflow management in busy foodservice environments

Why Choose Curtron S-IBD-48-1-FILTER

Curtron S-IBD-48-1-FILTER distinguishes itself with a durable aluminized steel housing, high-performance 3/4 HP motor, and integrated air filter designed for longevity and maintenance ease. Its wide coverage and reliable pest barrier functionality improve environmental control in commercial foodservice and retail settings, providing operational efficiency while minimizing pest ingress and airflow disruption. The unit's quality construction and safety compliance make it a preferred choice for medium-duty applications.

  • Self-contained design simplifies installation and maintenance
  • Built with corrosion-resistant aluminized steel for durability
  • Optimized airflow for large door openings up to 48"W
  • Equipped with an easy-to-service air filter for sanitation
  • Made in the USA with high-quality standards for reliability

Certifications

ETL logo

ETL

This item has been evaluated by Edison Testing Laboratories (ETL) and has been found to meet or exceed electrical and gas safety standards.

Made in the USA logo

Made in the USA

This item was made in the United States of America.

Certifications

Customer reviews

Curtron S-IBD-48-1-FILTER Insect Back Door Air Curtain Covers Area Up To 48"W
Curtron Products

Curtron S-IBD-48-1-FILTER 48 Inch Insect Back Door Air Curtain with Air Filter

$1,988.64 $2,930.36

Curtron Products, S-IBD-48-1-FILTER, Insect Back Door Air Curtain, covers area up to 48"W, (1) 1-speed 3/4 HP motor, for doors up to 10' high, aluminized steel housing, air filter, roller/plunger auto-door switch, FDA & USDA recommended, ETL Listed, Made in USA