I have always found the easiest way to get a hole say 4 about the size of most bath vents is to find from inside where you need to enter by drilling a small hole all the way through from inside to outside then outside i always just bust out with a 1 chisel a half brick on the left and a half brick on the right always comes out just fine the hole doesnt have to be perfect being that the.
Bathroom vent through brick wall.
In this video this old house general contractor tom silva explains how to vent a bathroom fan.
It s a problem that i ve been wanting to correct though i ve put it off because i m not sure if knocking a hole in either the brick wall or slate roof is worth the hassle esp.
The bathroom exhaust ventilation fan disperses air through an opening in the fan housing which is usually 3 inches in diameter and ideally faces in the direction of the ventilation system outlet.
Drive nail through house wall from attic.
No matter the location of the bathroom you can vent the exhaust fan through the wall.
A 3 or 4 inch duct connects to the outlet on the fan housing and runs to a side wall or to the roof and connects to a vent cap that allows the.
Cut the duct hole through the house wall using a 4 inch hole saw.
I used a 5 inch core bit purchased from.
I recently moved into an old brick house slate roof containing several bathrooms without vents.
With respect to what i want from the system.
You may be able to configure a short route.
This video i give you step by step instructions to drill through a brick house to install a dryer or microwave vent.
Ductwork is what will connect the fan to the outside.
Broan nutone 70 cfm through the wall exhaust fan ventilator model 512m 52 39 52 39.
Attach the exhaust duct to the wall cap photo by keller keller photography.
The location of the bathroom will determine how extensive the ductwork will be.
From outside use 4 inch hole saw to cut hole for wall cap.
After securing the wall cap to the outside wall move into the attic.
Grab the free end of the flexible exhaust duct and carefully stretch it to the outside wall.