
Deflecto Outdoor Dryer Vent Cover 4-Inch HS4W/18
A white plastic exterior dryer vent hood whose damper closes against backdraft. It is a drop-in replacement for four inch exhaust.
- Color
- White
As an Amazon Associate I earn from qualifying purchases. ProductDome earns a commission when you buy through links on this page.

A white plastic exterior dryer vent hood whose damper closes against backdraft. It is a drop-in replacement for four inch exhaust.

A narrow-purpose kit for a laundry spot with no outside vent route. The listing is thin on dimensions, so measure your dryer connection before ordering.

A space-saving periscope vent for tight laundry rooms that helps position the dryer closer to the wall. Check your dryer outlet against the listing since no model list is given.

A white plastic wide-mouth dryer vent in four inch size, weather resistant and ready to use without assembly. The listing is brief, so mounting method and duct fit need checking.

A plain plastic wall hood that finishes a dryer duct on the outside of a house. It is a replacement part, and the listing gives no usable outer dimensions.

A magnetic right-angle dryer vent coupling for awkward exits. Check your exit direction before ordering, since it suits specific vent routes.

A louvered outdoor dryer vent cap with a removable bird guard. It is sized for one duct diameter, and mounting hardware is not described.

A passive outdoor cap with a built in damper for clothes dryers and bath fans. It is a simple metal part with no fan, and the listing contains some unrelated electrical entries.

A small white louvered exterior vent hood with flaps, a screen and clamps, made in the USA. Ignore the fan-style numbers in the spec rows, which do not describe this part.

A straightforward exterior vent pair for ducts that end under the soffit. Check your duct size first, since the listing gives only the nominal size and no cover dimensions.

A useful kit for Samsung dryer owners whose laundry space needs the vent out the side or bottom. Compatible models are not listed, so check your dryer manual first.

A straightforward, accurately sized replacement for a 6-inch vent pipe. Keep spare screws on hand since none are included, and expect the louvers to flutter a bit in strong wind.

A functional installation part for reclaiming laundry space and reducing crushed-hose fire risk, provided your wall cavity and stud spacing can accommodate the recessed box dimensions.

A straightforward eave-mount vent for dryer or bathroom fan exhaust that avoids a roof penetration, though an uneven soffit can mean extra fitting work to keep the dampers from binding.

A functional RV dryer vent kit with a short included hose length, best paired with a hardware-store extension if the dryer sits any distance from the exterior wall.

Reviewers running RV and camper installs get a clean, factory-like fit from this kit, so measure your duct run first and expect to unscrew the cover for future cleaning.

A dryer outlet box that adds or recaptures wall space for the vent connection. Check which transition you need, since a rectangle-to-round and a round-to-oval part are listed.

An aluminum termination hood for Tjernlund sidewall power vent systems on gas or oil heaters. It is not described as a clothes dryer vent, so dryer owners should check suitability first.
As an Amazon Associate I earn from qualifying purchases.
Deflecto, Westland, MagVent, Tjernlund, Samsung lead this category among the 9 brands that passed our curation checks.
A listing appears only when it has a recorded price, a minimum customer rating, and enough ratings or monthly sales. Generic and unbranded listings are left out, while every real brand stays, including brands sold only on Amazon. The ones that pass are ordered by how many people search for that brand and model each month; review counts only break ties.
Dryer vents carry hot, moist air and lint from a clothes dryer to the outside, and on this page they include vent hoods, flexible and semi rigid ducts, periscope vents for tight spaces and indoor vent kits for apartments. The first decision is the route from the dryer to the outside wall, because a short, straight run of rigid or semi rigid duct is the safest and most efficient, while long runs with many bends trap lint.
Material is the next question. Rigid and semi rigid metal ducts resist crushing and lint build up and are recommended by many fire safety groups, while plastic and foil flex ducts are easy to install but can sag and collect lint. Periscope ducts let a dryer sit close to the wall. Among the 15 products that list item weight, most fall between 0.2 and 2.8 pounds, and 0.6 pounds is typical.
Vent hoods come next. Outside hoods with flaps or louvers keep out pests and drafts, while guard grilles must not trap lint. Indoor vent kits catch lint in a water bath and suit places where outside venting is impossible, but they add moisture to the room and are not suitable for gas dryers.
Maintenance is essential. Clean the lint screen after every load, and clean the duct and hood regularly, since lint build up is a leading cause of dryer fires.
Before buying, check the duct diameter, the material, the length, the hood type and the clamps included. Follow the dryer maker's maximum duct length and installation instructions.
How we list products: every listing here has a recorded price, a minimum customer rating and enough ratings or monthly sales. Generic and unbranded listings are left out; every real brand stays, including brands sold only on Amazon. Products are ordered by monthly searches for their brand and model on every page.Editorial policy