Cutting Sheet Metal Ductwork

The master flow 36 in.

Cutting sheet metal ductwork.

Measurements for inches and centimeters are molded into body. The klein tools hole cutter will cut 2 in. 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. 20 in x 25 in x 16 in duct square to round.

Round metal duct pipe galvanized sheet metal duct work 24 metal ducts 16 inch hvac 3 inch rigid pipe. Https amzn to 2ndf97w the best tin aviation snips. But when you come to the thicker locking seam you ll need the extra leverage of compound snips. First if you want to cut a duct near the middle and use both ends mark and cut the duct before snapping it together.

Https amzn to 2kstzae sheet metal hammer. Duct work 10 x 4 x 36 long with end cap hvac duct. Use compound snips with offset handles for more leverage and thinner cutting blades to cut thick seams straight sections and. Use for 24 gauge steel and 26 gauge stainless steel.

Https amzn to 2mkd0sj large screw driver. Any tin snips will work for this. Sheet metal duct pipe fittings. Rectangular sheet metal duct.

Flat metal is easier to cut than curved so he uses his knee to support and flatten the pipe while he opens it up. This sheet of 30 gauge galvanized steel has a maximum temperature rating of 390. One end will have an end cap and the other end will be raw notched at 1 2 for easy field modification. Flange insert box with gasket.

Then you just sight on the far mark while you make the cut. There are two ways to cut round ducts. Royal metal products 8 x 4 x 4 in. Galvanized steel flat sheet can be cut to size for a tough hvac job that requires a customized fitting.

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. Cut sheet metal ducts with tin snips but match the type to the cut. Dia holes in sheet metal. Photo 3 shows how to cut through thick metal.

In this video we show you the best and safest way to cut a round hole into a can or rectangular duct. 51 mm to 305 mm holes in up to 24 gauge steel and 26 gauge stainless steel.