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Why you’ll love it

RestaurantSupply.com is your trusted source for Curtron kitchen traffic doors.

  • Authorized Curtron dealer, ensuring genuine commercial janitorial supplies and manufacturer support
  • Fast shipping available on in-stock Curtron SPD-50-4890 kitchen traffic doors
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Curtron SPD-50-4890 48 Inch Insulated Swinging Door with Polymer Core

Curtron  |  MFG #: SPD-50-4890  |  Item #: 36522
Item: #36522

Technical details
Manufacturer Curtron Products
Model Number SPD-50-4890
Manufacturer Part # SPD-50-4890
Panel Qty Single
Height 90"
Width (side - side) 48"
Height 90"
Width 48"
Depth 1.75"
Weight 108 lbs

About this item

Product Details

The Curtron SPD-50-4890 Service-Pro® Series 50 Insulated Swinging Door is a commercial-grade kitchen traffic door designed for high durability and reliable performance in foodservice environments. Constructed with a 1.500” polymer cell core and thermoplastic facing exterior, this hinged door provides superior insulation and impact resistance. Its full perimeter gasket ensures an airtight seal, making it ideal for rapid throughput areas such as kitchen entrances, dish stations, and service corridors. The 48” x 90” dimension and integrated 9” x 14” window facilitate visibility and workflow efficiency, suited for busy foodservice settings requiring frequent access and sanitation. This door’s technical specifications incorporate a polymer core, weather-resistant facing, and a robust seal, supporting operational safety and sanitation standards in commercial kitchens and food prep zones.

Top Curtron SPD-50-4890 Features

This insulated swinging door offers optimal thermal performance with thermoplastic facing and a polymer core, reducing energy loss in commercial kitchen environments. Its impact-resistant materials simplify maintenance, while the full perimeter gasket ensures an airtight closure. The large window promotes staff visibility for efficient workflow, making it suitable for high-traffic areas. Designed for durability and ease of integration, this door supports busy foodservice operations with a seamless swinging mechanism and resilient construction tailored for medium-volume throughput.

  • Impact-resistant thermoplastic exterior for durability in high-traffic zones
  • 1.500” polymer cell core provides excellent insulation and impact resistance
  • Full perimeter gasket ensures airtight sealing and energy efficiency
  • Large 9” x 14” window enhances visibility for staff safety and workflow
  • Hinged swinging operation supports continuous access and smooth performance

Recommended for high-traffic kitchen entrances, service corridors, or food prep areas requiring durable, insulated doors for efficient operation.

Curtron SPD-50-4890 Technical Specs

The Curtron SPD-50-4890 hinges on a robust commercial construction with an impact-resistant thermoplastic exterior combined with a 1.500” polymer cell core for insulation and durability. Weighing 108 lbs, this door measures 48” wide by 90” high and features a depth of 1.75”. It is designed for standard hinged operation with a full perimeter gasket that ensures airtight sealing, ideal for high-traffic foodservice environments. The large window utilizes tempered glass for visibility and safety, while the entire assembly supports quick sanitation, with materials that are easily cleanable and chemical resistant. The door’s structural specifications meet industry standards for impact and temperature resistance, supporting operation in busy kitchen settings. Delivered without electric components, installation involves typical clearance and alignment for hinged doors, with included instructions for maintenance routine and gasket replacement.

  • Electrical Requirements: Not applicable
  • Construction & Finish: Thermoplastic facing with impact-resistant exterior
  • Dimensions: 48” W x 90” H x 1.75” D
  • Weight: 108 lbs
  • Material Safety: Chemical resistant, easy to clean, maintains hygiene standards
  • Temperature Resistance: Suitable for ambient temperatures in busy kitchens
  • Installation & Maintenance: Hinged operation with clearances, gasket replacement, routine cleaning
  • Electrical Compatibility & Installation: Not applicable, straightforward for standard hinged mounting
  • Drainage & Ventilation: No specific requirements, compatible with ambient kitchen airflow
  • Sealing & Insulation: Full perimeter gasket for airtight operation
  • Cleaning Routine: Disassemble gasket easily for sanitation
  • Workflow Integration: Supports continuous traffic flow in high-volume food prep areas

What is a commercial swinging door?

A commercial swinging door is a heavy-duty access point designed for continuous use in high-traffic environments such as kitchens, cafeterias, and food prep zones. It typically features durable impact-resistant materials, a hinged mechanism for easy operation, and sealing components like gaskets to prevent air leakage. The Curtron SPD-50-4890 Service-Pro® Series 50 Insulated Swinging Door is engineered for installation in busy foodservice facilities, improving workflow efficiency and maintaining sanitation standards. With its impact-resistant exterior, insulated core, and visibility window, it is ideal for medium-volume restaurant kitchens, hospitals, and institutional foodservice settings requiring a reliable, airtight access point designed for durability and ease of maintenance.

Top commercial swinging doors for foodservice environments

Built with impact-resistant thermoplastic and polymer core for durability, the Curtron SPD-50-4890 suits busy kitchen throughput. Its insulated, airtight design features a large visibility window, ideal for food prep areas and service corridors. Curtron's hinged swinging doors excel in high-traffic foodservice settings with reliable operation and easy cleaning, supporting efficient workflow and sanitation.

  • Operation Type — ideal for busy restaurant or institutional kitchens
  • Kitchen Setting — suited for medium-volume food prep and service areas
  • Foodservice Category — essential in cafeteria, hospital, or quick-service environments
  • Workload Qualifier — supports moderate throughput during peak hours
  • Use Case — enhances sanitation and workflow in high-traffic corridors

Why Choose Curtron SPD-50-4890

Why choose the Curtron SPD-50-4890 Service-Pro® Series 50 Insulated Swinging Door over comparable commercial kitchen doors? Its impact-resistant thermoplastic exterior combined with a thick polymer core ensures longevity and reliable insulation. Its comprehensive gasket sealing and large visibility window facilitate sanitation and operational efficiency. Designed for quick maintenance and durability, this hinged door provides consistent performance in high-traffic, demanding foodservice environments, optimizing workflow without sacrificing hygiene or safety.

  • Compact footprint with a standard 48” width for tight kitchen spaces
  • Hinged design allows for smooth operation with minimal effort
  • Impact-resistant materials reduce damage and maintenance costs
  • Full perimeter gasket maintains airtight seals for energy efficiency
  • Large window improves staff visibility and safety

Customer reviews

Curtron SPD-50-4890 Service-Pro® Series 50 Insulated Swinging Door 48” X 90”
Curtron Products

Curtron SPD-50-4890 48 Inch Insulated Swinging Door with Polymer Core

$2,689.05 $4,160.03

Curtron Products, SPD-50-4890, Service-Pro® Series 50 Insulated Swinging Door, 48” x 90”, thermoplastic facing exterior and full perimeter gasket, 1.500” polymer cell core, 9” x 14” window