A Lianza Sheet Metal
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Alianza Sheet Metal LLC is a trusted sheet metal fabrication company in Mount Vernon, NY, that specializes in HVAC ductwork. We serve contractors, subcontractors, and the general public in Westchester County and New York City. Since December of 2002, we've focused on ductwork, including the necessary supplies and tools.

Our skilled team can read blueprints and provide consulting to help you choose the best-sized ducts for your job. Count on us to support you in the process of design and fabrication of your projects or new products. The team at Alianza Sheet Metal has more than 20 years of experience fabricating the metal ducts for the HVAC industry.
Services
Alianza Sheet Metal employs certified Journeymen with a minimum of 15 years of experience to manage our projects. Each project is assigned to a person with the capability to answer any questions that may arise, and ensures we don't delay your project in any way. Confidentiality agreements provide you with assurance that we will not divulge the details of your project in the fabrication of your products, allowing you to hire us with confidence.
We manufacture ducts and their fittings in round, flat oval, and rectangular configurations. The round and flat oval configurations are available with either single-wall or double-wall, insulated construction. Rectangular ducts and fittings are available as unlined single-wall, insulated single-wall, or insulated double walls.
Reviews (2)
Dub Nation Fc
Dub Nation Fc
Feb 15, 2021
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Positive: Professionalism, Quality, Responsiveness, Value
Family environment and good quality work! Would recommend.
Elizabeth Alvarez-Pena
Elizabeth Alvarez-Pena
Aug 28, 2020
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I needed sheet metal to fire proof a boiler room. They had sheets available upon arrival. The staff was very friendly and helpful. They speak both English and Spanish. They took our order, then when we returned they had everything ready and even helped us load the car.