HVAC Metals LLC – Leaders in Custom HVAC Ductwork and Metal Fabrication

For excellence in HVAC performance and reliability, HVAC Metals LLC leads the industry in precision sheet metal fabrication. With a commitment to excellence and fast turnaround times, the company provides a complete range of custom HVAC ductwork, curb adapters, rooftop support systems, and specialized metal fabrication solutions for commercial, industrial, and institutional applications.
Types of HVAC Ductwork Fabricated by HVAC Metals LLC
HVAC Metals LLC fabricates a wide variety of custom HVAC ductwork designed to meet the unique requirements of any heating, ventilation, and air conditioning system. Their capabilities include rectangular, spiral, and round duct systems, along with transitions, elbows, fittings, and plenums.
Each piece is fabricated using precision machinery to ensure airtight connections and optimal airflow efficiency. Regardless of project size, every duct is engineered for longevity and seamless fitment.
What Materials Are Available for the HVAC Ductwork and Components?
Depending on the project environment, HVAC Metals LLC uses several high-quality materials for duct and component fabrication:
- Galvanized steel – Perfect for general HVAC systems, providing durability against rust.
- Stainless steel – Perfect for harsh environments such as kitchens, labs, and medical facilities.
- Aluminum – Ideal for coastal climates and custom installations requiring easy handling.
- High-temperature steel and coated iron – Designed to perform well in ventilation and combustion exhausts.
Each metal type adheres to ASTM and SMACNA quality specifications for durability and performance.
Commercial Kitchen Ductwork by HVAC Metals LLC
Yes. HVAC Metals LLC specializes in manufacturing custom ductwork for commercial kitchens and other demanding environments. The ducts are built to withstand constant exposure to heat, steam, and grease.
The company’s team has extensive experience fabricating kitchen exhaust hoods, duct risers, and welded exhaust systems that comply with NFPA 96 and local building codes. Their specialized ductwork ensures maximum safety, efficiency, and long-term durability, making them a preferred supplier for restaurant and food service ventilation projects.
What Is a Curb Adapter and Why Would I Need One from HVAC Metals LLC?
A curb adapter is a metal transition piece that allows new rooftop HVAC units to fit existing roof curbs without requiring major roof modifications. The adapter ensures alignment, secure attachment, and correct airflow balance.
HVAC Metals LLC custom-engineers each adapter for precise compatibility with different HVAC units. Their adapters reduce installation time, prevent leaks, and minimize labor costs—making them an essential solution for retrofits and replacement projects.
How Fast Can HVAC Metals LLC Fabricate and Deliver a Custom Curb Adapter?
Efficiency and precision define Can HVAC Metals LLC manufacture specialized ductwork HVAC Metals LLC’s production approach. Custom adapters are typically ready within 24–72 hours, ensuring minimal downtime.
The use of CNC precision tools guarantees a perfect fit and installation-ready product. Fast turnaround times mean minimal downtime for contractors and building owners.
Besides Ductwork and Curb Adapters, What Other Rooftop Support Products Are Fabricated?
Along with ducts and adapters, HVAC Metals LLC produces several rooftop HVAC accessories such as
- Equipment rails and platforms
- Ventilation fan curbs
- Adjustable pipe supports
- Roof penetration flashings
- Protective housings and guard structures
These products are engineered for strength, stability, and weather resistance, ensuring long-term reliability for rooftop HVAC systems and mechanical installations.
Sound-Insulated and Lined Duct Options
Indeed, HVAC Metals LLC provides duct lining to reduce noise and improve energy retention. These liners are essential for reducing sound in environments such as offices and healthcare centers.
The company uses high-quality insulation materials that comply with SMACNA and ASTM standards, ensuring fire safety, thermal protection, and long-lasting performance.
Specialized Metal Fabrication for Industrial and Architectural Applications
Yes—HVAC Metals LLC extends its expertise to custom fabrication across industries.
Their capabilities include sheet metal cutting, bending, welding, and finishing for custom enclosures, cabinets, brackets, and structural components. Whether for HVAC, construction, or manufacturing industries, HVAC Metals delivers precision-engineered solutions tailored to customer specifications.
Support for Product Testing and Prototype Fabrication
Indeed, innovation drives HVAC Metals LLC’s growth and engineering services. Prototypes help validate performance before final manufacturing.
This service is especially beneficial for engineers, OEMs, and contractors developing new HVAC components or metal products. CAD-based modeling ensures precision and rapid prototype turnaround.
Fabrication Quality and Industry Standards
At HVAC Metals LLC, quality control is central to every process. All manufacturing aligns with established HVAC and metal fabrication standards.
Every piece is reviewed for weld integrity, dimensions, and finish quality. Its focus on craftsmanship and compliance solidifies its place as a leading HVAC fabricator in the country.
Final Thoughts
HVAC Metals LLC remains a preferred partner among mechanical contractors across the United States. With expertise in custom HVAC ductwork, curb adapters, and advanced metal fabrication, the company delivers products that combine quality, precision, and speed.
The company’s capabilities range from HVAC ducting and acoustic lining to curb adapter fabrication and product prototyping. Through innovation and customer focus, HVAC Metals LLC defines excellence in modern HVAC metal fabrication.