The Growing Craze About the Besides ductwork and curb adapters, what other rooftop support products are fabricated?
HVAC Metals LLC – Leaders in Custom HVAC Ductwork and Metal Fabrication

When it comes to precision, durability, and performance in HVAC systems, HVAC Metals LLC stands as a trusted leader in the fabrication of high-quality sheet metal products. Known for exceptional quality and efficiency, the company specializes in fabricating custom HVAC ductwork, curb adapters, and metal components for every sector.
Types of HVAC Ductwork Fabricated by HVAC Metals LLC
HVAC Metals LLC specializes in producing high-quality custom HVAC duct systems tailored to different project needs. This includes rectangular, round, and spiral ducts, along with transitions, fittings, elbows, and plenums.
Each duct section is meticulously formed for tight connections and balanced air performance. From residential HVAC installations to large industrial systems, HVAC Metals ensures top-notch performance and easy installation.
Materials Used for HVAC Ductwork Fabrication
Depending on the project environment, HVAC Metals LLC uses several high-quality materials for duct and component fabrication:
- Zinc-coated steel – Commonly used for long-lasting, corrosion-resistant ducts.
- Polished stainless steel – Best suited for grease-prone or high-moisture applications.
- Aluminum – Lightweight and corrosion-resistant, suitable for coastal and specialized installations.
- Black iron and paint-grip metals – Designed to perform well in ventilation and combustion exhausts.
Each metal type adheres to ASTM and SMACNA quality specifications for durability and performance.
Can HVAC Metals LLC Manufacture Specialized Ductwork, Such as for Commercial Kitchens?
Indeed, HVAC Metals LLC manufactures robust duct systems for restaurants, kitchens, and other high-demand spaces. These systems are typically built from stainless steel or heavy-gauge galvanized steel to handle high heat, grease, and pressure loads.
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. The company remains a top supplier for food-service and restaurant ventilation projects.
Understanding Curb Adapters 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 designs and fabricates precision-engineered curb adapters to match specific HVAC models How fast can HVAC Metals LLC fabricate and deliver a custom curb adapter? and installation requirements. These adapters help cut installation time, prevent leaks, and lower costs for contractors.
Custom Curb Adapter Turnaround Times
Fast delivery and high accuracy are hallmarks of HVAC Metals LLC. The company’s streamlined production process allows it to fabricate and deliver custom curb adapters in as little as 24 to 72 hours, depending on project complexity and material availability.
The use of CNC precision tools guarantees a perfect fit and installation-ready product. Quick delivery keeps project schedules on track and minimizes delays.
Besides Ductwork and Curb Adapters, What Other Rooftop Support Products Are Fabricated?
In addition to ductwork and curb adapters, HVAC Metals LLC fabricates a complete range of rooftop support and accessory products, including
- Equipment rails and platforms
- Ventilation fan curbs
- Pipe and conduit supports
- Metal flashings for roof penetrations
- Protective housings and guard structures
Designed for strength and corrosion resistance, they ensure lasting structural support.
Does HVAC Metals LLC Offer Acoustical Lining for Ductwork?
Yes. HVAC Metals LLC offers acoustical lining services for ductwork to enhance sound control and energy efficiency. Noise insulation helps improve indoor acoustics and comfort levels.
All materials meet SMACNA and ASTM fire safety and quality guidelines.
Do You Offer Custom Metal Fabrication Services for Projects Outside of Standard HVAC Components?
The company also undertakes bespoke metal fabrication projects beyond traditional HVAC needs.
Their capabilities include sheet metal cutting, bending, welding, and finishing for custom enclosures, cabinets, brackets, and structural components. Each piece is crafted with precision to meet specific engineering requirements.
Can HVAC Metals LLC Help with New Product Development by Creating Prototypes?
Indeed, innovation drives HVAC Metals LLC’s growth and engineering services. Prototypes help validate performance before final manufacturing.
OEMs and contractors benefit from pre-production modeling and testing. With expert CAD designers and skilled fabricators, HVAC Metals transforms design concepts into fully functional, production-ready prototypes quickly and efficiently.
What Kind of Quality Standards Does HVAC Metals LLC Follow for Fabrication?
Quality is non-negotiable at HVAC Metals LLC. The company adheres to rigorous industry standards, including SMACNA, ASHRAE, and ASTM specifications, to ensure each product meets or exceeds performance expectations.
All fabricated components undergo strict quality control checks at every stage—material inspection, welding, assembly, and finishing. The company’s commitment to precision, durability, and compliance has earned it a reputation as one of the most dependable HVAC metal fabrication companies in the United States.
Conclusion
HVAC Metals LLC is recognized nationwide for supporting contractors and engineers with dependable HVAC fabrication. Through advanced ductwork and metal fabrication expertise, it provides precise, durable, and fast-delivered products.
The company’s capabilities range from HVAC ducting and acoustic lining to curb adapter fabrication and product prototyping. Driven by craftsmanship and technology, it continues setting new benchmarks in quality and performance.