Serving the Tri-State Area

Professional Sheet Metal Fabrication

Expert-crafted ducts, adaptor curbs, welded stands, spiral duct and custom fabrication.

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20+
Years in Business
100%
Client Satisfaction
Free
Quotes & Estimates
Free
First Order Delivery
About Us

Built on Craftsmanship & Precision

Highly skilled employees dedicated to quality and service.

All Island Sheetmetal storefront in West Babylon, NY

Your Trusted Fabrication Partner

All Island Sheetmetal Inc. is a professional fabrication shop with a team of 15+ experienced workers. All of our expert-crafted ducts are knocked, slipped, and eared to the highest standards.

From standard ductwork to complex custom projects, we handle it all with precision and care. We serve HVAC contractors, general contractors, and businesses across Long Island, Brooklyn, Queens, the Bronx, Manhattan, Staten Island, New Jersey, and Connecticut. If you need our service, we’ll make it happen.

Drop off a print, email it, or fax it — we'll quote it for free.

What We Do

Our Services

From standard ductwork to fully custom fabrication, we deliver precision-crafted sheet metal products.

TDF / Slip & Drive Ductwork

Transverse duct flange systems fabricated to exact specifications. Knocked, slipped, and eared to the highest standards.

Spiral / Oval Ductwork

Round spiral ductwork in standard and custom sizes for efficient, clean airflow distribution.

Adaptor Curbs

Custom rooftop adaptor curbs built to your exact measurements for seamless HVAC equipment transitions.

Exhaust Curbs

Precision exhaust curbs and equipment rails for commercial rooftop installations.

Welded Stands

Heavy-duty welded equipment stands and supports, built to spec and ready for installation.

Custom Fabrication

Custom service trays, drain pans, pipe portals, wall brackets, access panels — if you can draw it, we can build it.

Get in Touch

Contact Us

Drop off a print, email it, or fax it and we'll quote it for free.

Phone

(631) 491-8454

Email

orders@allislandsheetmetal.com

Hours

Monday – Friday: 7:00 AM – 5:00 PM

Fax

(631) 491-1270