The simplest way to cut plastic ducting is to mark where you need to cut with a pencil & use a mitre saw (although a hacksaw can be used if you are able to make a straight cut). It is advisable to sand the end too, so as to avoid a loss of pressure.

How do you cut duct?

Quote from Youtube video: So again elbow on the pushing. Down on one thumb pulling up on the other it's a benefit of having these opposable thumbs I go right up to the corner of the duct. So that's all cut right there.

How do you cut a semi rigid duct?

Quote from the video:
Quote from Youtube video: And carefully push it through the pipe to start a pilot hole. Once the pilot hole is made I'll take a pair of tin snips. And cut along the edge of the painters. Tape.

How do you cut plastic?

The three best types of saws for cutting thick plastic are a fine-toothed saw, a jigsaw, and a table saw.

  1. A fine-toothed saw works best for precision plastic cutting. …
  2. A jigsaw is ideal for cutting thicker pieces of plastic like piping. …
  3. A table saw excels in cutting through bigger plastic pipes or thick plastic blocks.

Can you cut ducting to size?

You can use a duct knife or utility knife to cut the delicate aluminium and the insulation that you’ll find inside the layers of the flexible duct. To secure flexible ducts to metal duct collars and to tighten j-clips around the duct you may need a screwdriver.

Can you cut dryer duct?

Quote from the video:
Quote from Youtube video: It's very little work just measure the distance between where your dryer will sit in the wall. Now measure and Mark your vent hose. Now grab some gloves and tin snips. Not the good scissors.

What is a semi-rigid duct?

Semi-rigid metal (usually aluminum) duct tubing is flexible and similar to foil tubing but quite a bit more rigid. Like foil duct tubing, semi-rigid duct tubing should be used only for the transition ducting running from the dryer outlet to the main duct, and it cannot be concealed in walls or floors.

Will a hacksaw cut ductwork?

I had to cut some duct work this past Thursday to shorten it an inch. I opened my workmate just wide enough to hold the tube. I rotated the piece so the seam was up and then used a hacksaw with a fine tooth blade to cut through the seam.

How do you cut into existing round ductwork?

Quote from the video:
Quote from Youtube video: But if it's the only thing you have you can use a sawzall blade. It's just going to be a very fine tooth. And you can cut it with a sawzall.

How do you cut spiral ducts?

Quote from the video:
Quote from Youtube video: Get whatever snips you're using in this case i'm using the malco avs. And here i just speed it up just going around see i got my hand on the duck moving around.

How do you cut a dryer hose?

Trim the hose.

Using your tin snips (believe us, scissors won’t cut it here), carefully trim the vent hose along the line you marked off with tape. And don’t forget your gloves – the thin metal hose often has really sharp edges once it’s cut. Carefully reattach your vent hose to the dryer, then attach it to the wall.

Can PVC pipe be used for dryer vent?

While using PVC for some venting applications is acceptable, you should not use PVC to vent a dryer. PVC has a maximum temperature rating of 140 degrees. Dryer exhaust output can range from 130 to 165 degrees. PVC can buildup a static charge that can ignite lint buildup and cause a fire.

Can you use flexible duct for dryer vent?

Modern dryer heating elements are very powerful and can ignite the lint accumulated inside the plastic duct and the dryer, starting a house fire. You can use a 4-inch flexible aluminum foil duct that is UL 2158A listed and marked for safe dryer venting.

What is the best material to use for a dryer vent?


Dryer venting tips and practices

Flexible transition hose between the dryer and the wall outlet should be either the foil type or the aluminum flexible duct (most preferred). Do not use the plastic or vinyl. Concealed ducting must be rigid metal (galvanized or aluminum) duct.

Can dryer vent be too long?

The maximum length of the exhaust duct does not include the transition duct. This means that vents should also be as straight as possible and cannot be longer than 35 feet. Any 90-degree turns in the vent reduce this 35-foot number by 5 feet, since these turns restrict airflow.

Is it OK to vent a dryer through the roof?

It is not advisable to vent a dryer through the roof. This is one of the most common mistakes we see from people who are not experienced with air ducts. Dryer vent specialists will tell you that a vertical approach to installing a dryer vent is inefficient and creates a fire risk for a home if it goes unchecked.

How long should a dryer duct be?

35 feet

How Long Should A Dryer Vent Be? A dryer vent should not exceed 35 feet in length. Furthermore, for every 45 degree turn of a dryer vent you should remove 2.5 feet in total allotted length. For every 90 degree turn, you should remove 5 feet in total allotted length.