Cutting Sheet Metal Ductwork

There are two ways to cut round ducts.

Cutting sheet metal ductwork.

This sheet of 30 gauge galvanized steel has a maximum temperature rating of 390. First if you want to cut a duct near the middle and use both ends mark and cut the duct before snapping it together. Photo 3 shows how to cut through thick metal. Measurements for inches and centimeters are molded into body.

One end will have an end cap and the other end will be raw notched at 1 2 for easy field modification. 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. 20 in x 25 in x 16 in duct square to round. Sheet metal duct pipe fittings.

The klein tools hole cutter will cut 2 in. The master flow 36 in. 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. Round metal duct pipe galvanized sheet metal duct work 24 metal ducts 16 inch hvac 3 inch rigid pipe.

To see availability for this product personlog in or get online access. Any tin snips will work for this. Https amzn to 2mkd0sj large screw driver. Https amzn to 2kstzae sheet metal hammer.

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. Https amzn to 2ndf97w the best tin aviation snips. Duct work 10 x 4 x 36 long with end cap hvac duct. You ll need a drill sheet metal snips a start collar.

Flange insert box with gasket. Flat metal is easier to cut than curved so he uses his knee to support and flatten the pipe while he opens it up. Galvanized steel flat sheet can be cut to size for a tough hvac job that requires a customized fitting. Rectangular sheet metal duct.

51 mm to 305 mm holes in up to 24 gauge steel and 26 gauge stainless steel. Then you just sight on the far mark while you make the cut. In this video we show you the best and safest way to cut a round hole into a can or rectangular duct. Use for 24 gauge steel and 26 gauge stainless steel.

Dia holes in sheet metal. Cut sheet metal ducts with tin snips but match the type to the cut.