Standard Dryer Duct Size

Do not use plastic or thin foil ducting.

Standard dryer duct size.

For the most part each hose has about the same diameter. Duct system sizes and airflow quick chart created date. Using a vent hose that is too small presents a fire risk while one that is too large can result in inefficient drying. Also we explain and illustrate problems that result from improper dryer vent.

Dryer vent hoses come in many different sizes and lengths. Dryer vent pipes properly called vent ducts come in a variety of materials. Because all types are sold for use with dryers you would naturally assume that all are suitable for this application. Most dryer ducts are round and 4 inches in diameter.

This happens most often when fitting an older hose over a newer dryer or vice versa. Dryer vent hoses vary in size but most used for residential dryers are between 4 and 5 inches in diameter. All whirlpool electric dryer models including long vent dryers turbo vent dryers and combo washer dryer units that are sold in the united states and canada are ul listed reference ul 2158 standard and all whirlpool gas dryer models are csa listed reference ansi z21 5 1 standard. Some hoses however may not fit the particular vent you are trying to cover.

If you are installing a dryer vent through a finished wall remove a small section and check to be sure you won t be cutting through any wiring plumbing or ductwork. Transfer that measurement inside if necessary to mark the new dryer vent center. How to install a dryer vent and make sure that it is safe. Dundas jafine tdidvkzw indoor dryer vent kit with 4 inch by 5 foot proflex duct 4 inch white.

If your dryer is a compact portable dryer and an older unit it would possibly have a 3 inch diameter opening but the newer models almost all have a 4 inch diameter opening. Cehalstead if your dryer is a standard size dryer it should be the 4 inch diameter opening. Choosing materials routing vent ducting dryer vent duct connections dryer vent termination at an exterior wall. Use a 4 1 4 inch hole saw to cut the vent opening.

Clean old ducts before installing the dryer. The exhaust duct run should be as short as possible. The ductwork recommended for use between the dryer in the wall should be rigid or semi rigid modeled ducting that is 4 inches in diameter. How to install a clothes dryer exhaust vent.

Clothes dryer exhaust vent installation or dryer vent duct cuct intallation specifications.