Traps for tubs and showers are often not accessible so i don t think there s a code section that specifically disallows hidden traps.
Trap in wall instead of roof.
You might also want to consider building an access panel into the vanity so you can access the trap if need be.
To help direct the mice in the walls toward your trap take away any other potential food sources.
If this is the case be sure to use a class ii vapour retarder on the interior of the wall.
Sink drains that exit through the wall behind the sink require a p trap and sink drains that exit through the floor beneath the sink require an s trap.
It must extend vertically past the top frame of the highest window in the house and in some locations it may even have to extend above the roof line.
You can pass the vent through a wall instead of through the roof but it must still rise over the roof.
Although mouse traps are the most effective in helping to get of mice you can also try the following natural methods to see if they help remove these pesky rodents.
However if you air condition your house in the summer your might trap condensation in your roof or walls for part of the year.
It is used to connect two vertical pipes.
If you can t put the main stack through the roof most local plumbing codes allow you to put it through a wall instead but there are conditions.
The important dimensions for a p trap are that the exit point of the trap is 4 to 6 inches lower than the entrance point.
In it one pipe perpendicularly joins the.
Unlike the p and the s traps the bottle trap has no curved part.
However like the p trap it too requires a lot of space.
Here is our finished product.
Because these traps usually mean dealing with dead mice plenty of people wonder if there s a way to help get rid of mice without classic mouse traps.
Remove any distractions from your baited traps.
However if you do put a trap in the wall do not use a slip joint trap.
Make the cut within 5 feet of the.
Unless you are an experienced diyer this will likely mean calling a wildlife removal professional.
You also can use a class iii vapour retarder on the interior paired with spray foam insulation on the interior of the wall or roof.
Another key component of a p trap is an air vent the air vent prevents the drain that comes after the p trap from siphoning the water in the trap out.
If you are unable to simply reach down into the wall and retrieve the critters you will need to cut a hole in the wall where they are trapped.