Cutting Sheet Metal Ductwork

Round metal duct pipe galvanized sheet metal duct work 24 metal ducts 16 inch hvac 3 inch rigid pipe.

Cutting sheet metal ductwork.

There are two ways to cut round ducts. Photo 3 shows how to cut through thick metal. Make two marks for cutting when replacing ductwork when cutting pipe bob likes to mark the size he needs on each side of the open seam with a marker. Flange insert box with gasket.

Https amzn to 2ndf97w the best tin aviation snips. Sheet metal duct pipe fittings. Use for 24 gauge steel and 26 gauge stainless steel. Dia holes in sheet metal.

51 mm to 305 mm holes in up to 24 gauge steel and 26 gauge stainless steel. First if you want to cut a duct near the middle and use both ends mark and cut the duct before snapping it together. But when you come to the thicker locking seam you ll need the extra leverage of compound snips. 20 in x 25 in x 16 in duct square to round.

Then you just sight on the far mark while you make the cut. Rectangular sheet metal duct. Any tin snips will work for this. Flat metal is easier to cut than curved so he uses his knee to support and flatten the pipe while he opens it up.

In this video we show you the best and safest way to cut a round hole into a can or rectangular duct. Use compound snips with offset handles for more leverage and thinner cutting blades to cut thick seams straight sections and. Https amzn to 2mkd0sj large screw driver. You ll need a drill sheet metal snips a start collar.

Cutting anything especially metal ductwork can be a dangerous task as the edges of sheet metal are extremely sharp even before you start to cut it. Galvanized steel flat sheet can be cut to size for a tough hvac job that requires a customized fitting. Https amzn to 2kstzae sheet metal hammer. One end will have an end cap and the other end will be raw notched at 1 2 for easy field modification.

Be sure to wear thick heavy work gloves to protect your hands from the sharp edges of both the ductwork and the cutting tools themselves. This sheet of 30 gauge galvanized steel has a maximum temperature rating of 390. Duct work 10 x 4 x 36 long with end cap hvac duct. The master flow 36 in.

Measurements for inches and centimeters are molded into body. To see availability for this product personlog in or get online access.