How To Vent A Toilet Through The Roof

Toilet without a vent through a roof stack.

How to vent a toilet through the roof.

The fan will need to be an inline fan with ducting and a grill in the bathroom. This old house general contractor tom silva shows how to properly install a roof mounted bath fan vent. For most households the toilet is one of the most important fixtures in the home. The toilet is vented by the main roof stack.

This allows unpleasant and potentially dangerous odors or fumes to safely leave your plumbing system escaping harmlessly into the air outside. Plumbing vent pipes are connected to your drain system and are needed for water to drain properly. Vent pipes supply fresh air to each plumbing fixture in the house which helps the system move water through the drainage pipes each time a toilet is flushed or a sink is drained. For one reason or another it may be impractical or impossible to construct this main vent through the roof so it s usually permissible to extend it from another part of the house.

Vent your bath and kitchen exhaust fans through the roof through a special roof hood. The best exhaust fan venting is through smooth rigid ducts with taped joints and screwed to a special vent hood. Running a vent pipe out of the roof takes some careful preparation. If you didn t already know the main roof stack is the center of your home s venting system.

Adding a vent to the roof wiil require a vent kit associated for the type of tiles you have diffence in prices if your not experienced you will need a roofer possibly scaffolding a crawler ladder all which depend on height of the roof. When water drains air must replace the space that was taken up by the water. Vent pipes provide this air by running outside the structure of the house. True vents also have no water running through them.

Plumbing air vents also prevent sewer gases from entering the home and allow wastewater gas and odor to escape. Then drill a hole on the roof top. Over there mount the vent hood using tri polymeric locking seal paste and put the nails to strengthen it. See below for a shopping list and tools subscribe.

The typical vent system consists of a network of pipes that connect to every drain p trap and extend via a main stack that pokes through the roof just above the main bathroom. The true vent is aligned vertically and attaches to your drain line through the roof. To vent a bath fan through the roof you must first prepare a ductwork connecting the roof top to the bathroom. Vent pipes run from waste or drain pipes upwards ending outside the building usually sticking up through the roof.