Standard Duct Fittings

At Greater Wisconsin Sheet Metal, we understand that the backbone of any efficient HVAC system lies in its ductwork. That’s why we stock a comprehensive selection of standard duct fittings designed to meet the diverse needs of our commercial and industrial clients. Our range includes everything from 4-inch to 16-inch take-offs, caps, reducers, and dampers, ensuring seamless integration and optimal airflow within your HVAC systems. We keep these on hand for quick shipping to your location or jobsite.

Precision-Engineered for Performance

Our duct fittings provide the perfect balance between durability and efficiency. Made from high-quality materials, each fitting is designed to ensure minimal air leakage and maximum airflow efficiency, reducing energy costs and improving the overall performance of your HVAC system.

Product Range

Take-Offs: Available in sizes ranging from 4 inches to 16 inches, our take-offs are designed for easy attachment to main ducts, facilitating branch duct connections without compromising airflow or system efficiency.
Caps: Essential for sealing the ends of ductwork, our caps are available in various sizes to ensure a tight fit, preventing air leakage and maintaining the integrity of your HVAC system.
Reducers: Our reducers are designed to seamlessly transition between different duct sizes, ensuring efficient air distribution throughout your facility without any loss of pressure or efficiency.
Dampers: Control airflow with precision using our range of dampers. Designed for easy integration into your existing ductwork, these fittings allow for adjustable airflow, enhancing system control and comfort levels within your space.
Elbows: We stock 45 and 90 degree standard size elbows in sizes ranging from 4″ to 16″.
HETO: Square to round take off adapter in several sizes with damper to ensure the right amount of air where you need it.
Bellmouth with and without dampers: For your low velocity take off applications.
Blast Gates: When you’re moving dust or other material you may chose to use blast gates, we stock several sizes.
End Caps: All your standard sizing, designed to fit and be air tight.
Spun Reducers: Connect different sizes, or maintain specific velocity with spun reducers, we have them in 3″ up to 14″.

Features and Benefits

Energy Efficiency: By minimizing air leakage, our duct fittings contribute to the overall energy efficiency of your HVAC system, resulting in lower operating costs.
Durability: Crafted from durable materials, our fittings are built to withstand the rigors of industrial environments, ensuring long-lasting performance.
Easy Installation: Designed with the installer in mind, our fittings feature straightforward installation processes, reducing downtime and labor costs.
Versatility: With a wide range of sizes and types, our duct fittings are suitable for a variety of applications, from small commercial spaces to large industrial facilities.

Commitment to Excellence

At Greater Wisconsin Sheet Metal, we are committed to providing our clients with the highest quality HVAC solutions. Our team of experts is always available to assist with product selection, ensuring that you find the perfect duct fittings for your project’s specific requirements.

If you have a need for standard size duct fittings, give us a chance to earn your business. We stock typical sizes and you may be pleased with our pricing.

Scroll Through Our Fabricated Fittings

We’ve put together a cross section of our fabricated fittings to be made with all of our standard materials. Reach out to us for pricing and/or to place an order.

Sizing and connection types are critical to understand so don’t hesitate to reach out with quesions before placing your fittings order. We’ll build and deliver to your shop or jobsite.