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Custom HVAC Dampers

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Custom Dampers by Alan Manufacturing

Customizing HVAC Dampers

HVAC damper customization is essential to effectively address the specific airflow requirements of diverse environments. That’s why Alan Manufacturing offers custom solutions to meet your unique requirements. We can help you find the right size, shape, and material for your HVAC duct dampers. Our team of experts understands the importance of a proper airflow control system, so our products are designed with durability and precision in mind.

Our zone control dampers provide a user-friendly solution for technicians to tailor airflow throughout distinct areas, enhancing zonal control.

Custom HVAC Dampers

Partner with Alan Manufacturing for Custom HVAC Damper Solutions

Since 1992, Alan Manufacturing has engineered standard and custom dampers for HVAC contractors, OEMs, and distributors across the residential, commercial, and industrial sectors. Our ability to provide custom dampers, laser-cut damper components like motor mounts, and value-added services distinguishes us from standard catalog suppliers.

Whether you’re installing a new HVAC duct damper or upgrading your current system, our dedicated team delivers custom HVAC dampers to support your project’s success. Contact us or request a quote today to discuss your specific requirements.

General Capabilities

Damper Assemblies
Duct Support
Custom HVAC Components

HVAC Components

Automatic Dampers
Manual Dampers
Duct Support
Damper Hardware
Duct fittings
Duct Mufflers/Silencers
Custom Components

Thermostats
Wireless Thermostats
Zone Control Panels
Fresh Air Control Systems
IAQ – Indoor Air Quality Control
Occupancy Sensors

Damper Types

Round Tube/Collar
Round Retrofit
Round Galvanized Blade in Plastic Collar
Rectangular Frame

Rectangular Retrofit
Radial (Plastic/Galvanized)
Shutter Dampers
*All above types are Motorized or Manual Control

Control Method

Wireless Zone Control
Wired Zone Control
Manual Control

Material

Galvanized Steel
Stainless Steel
Aluminum

Plastics
UL Approved Fire Retardant Material

Rectangle Specifications

Min: 4″ x 4″
Max: 48″ x 48″

Size of Tube/Sleeve

Min: 3″ inch
Max: 24″ inch

Length of Tube/Sleeve

As per customer specifications

Number of Beads

As per customer specifications

Gauge

Min: 26
Max: 18

Gasketing

Urethane
Silicon
Rubber

Applications

Heating, Air Conditioning & Ventilation
Dust Collection
Exhaust Systems

Additional Services

Blanking
Breaking
Punching
Riveting
Rolling
Shearing

Leveling
Assembly
Custom Tooling
Bar Coding
Packaging
Engineering & Design

Other Products

Metal Rings
Gaskets
Duct Supports
Duct Mufflers

DryerBox, DryerEll, DryerFlex
Air conditioners Brackets
Flexible Duct Connector

Production Volume

Prototype
High Volume
Large Run

Low Volume
Small Run
Specialty Production Shop

Lead Times Available

10 Business Days
Quoted on job by job basis

Emergency services available
Rush Services Available

Additional Information

Industries Served

Aerospace
Agricultural
Architectural
Automotive
Chemical
Electronic
Food

Marine
Medical
Military
Packaging/Converting
Residential Construction
Commercial Construction

Industry Standards

ASTM – American Society for Testing and Materials
CE – <small RoHS – Restriction Of Hazardous Substances (Compliant)
UL

File Formats

AutoCAD (DWG,DWZ)
BMP – Bit Mapped Graphics
DXF – Drawing Interchange Format, or Drawing Exchange Format
GIF – Graphics Interchange Format
JPG or JEPG – Joint Photographic Experts Group
PDF – Portable Document Format
TIFF – Tagged Image File Format
TurboCAD (TCW,TCX)

FAQs

Yes. Alan Manufacturing produces custom HVAC dampers in non-standard dimensions to fit your specific ductwork requirements. We can accommodate custom duct dampers ranging from small residential applications to massive commercial installations. Simply submit your measurements and drawings, and our engineering team will confirm feasibility and provide a quote.

Whether you require a standard or custom HVAC damper depends on your specific duct dimensions, environmental constraints, and airflow control needs. Alan Manufacturing offers both standard catalog options and custom configurations to ensure your system performs optimally.

  • Choose a standard damper if your project utilizes traditional, standard-sized ductwork and baseline configurations. Standard dampers are a reliable choice for conventional residential, commercial, or industrial setups and are generally less costly than their custom counterparts.
  • Choose a custom damper if you are dealing with non-standard dimensions, unique application environments, or specialized operational specifications. Customization is necessary when your project demands specific construction materials, sealing systems, or actuator integrations.

Alan Manufacturing can integrate specialized features into your custom order, such as wireless remote control capabilities or custom laser-cut damper components like motor mounts. While custom dampers are more costly, they are designed with maximum durability and precision to provide proper airflow control where standard components fall short. We can accommodate custom fabrications at both small and large volumes, offering distinct pricing advantages for higher-volume orders.

We can tailor damper units for various physical and operational specifications:

  • Materials: Galvanized steel, aluminum, stainless steel, or plastic construction.
  • Sealing systems: Standard urethane, vinyl, or specialty seals.
  • Actuator integration: Compatibility with most major actuator brands.
  • Control method: Manual, wired, or wireless zone control.

Most custom orders ship within 5–10 business days. Complex configurations requiring extensive engineering review or specialty materials may extend this timeline. Whenever production capacity allows, we prioritize urgent requests and can often accommodate expedited schedules for critical, time-sensitive projects.

Yes. These motorized units eliminate the need to run hardwired controls, which significantly reduces installation time and overall project complexity. Remote operation ultimately provides highly convenient zone control for industrial and commercial HVAC applications. Contact us to discuss wireless specifications and compatible control systems.

In addition to our design and fabrication capabilities, our high-volume customers benefit from comprehensive warehousing and inventory management. We stock dampers ready for immediate shipment, supporting your just-in-time delivery schedules and drastically reducing your carrying costs. Furthermore, technical support is available during the specification phase to help you select the exact damper type, size, and configuration for your next build.