Vent Pipe Blockage Instant

While you're up there, ensure the flashing around the base of the pipe isn't cracked, as this can cause attic leaks. How to Prevent Future Blockages

To avoid a repeat performance, consider installing a or a wire mesh screen over the opening. These allow air and gas to escape while keeping debris and critters out. In freezing climates, an insulated vent stack can help prevent ice buildup. vent pipe blockage

Water that drains slowly throughout the entire home rather than at just one fixture. While you're up there, ensure the flashing around

Birds often find the warmth of a vent pipe inviting for nesting. In freezing climates, an insulated vent stack can

Leaves, twigs, and trash can blow into the pipe during storms.

Are you dealing with in a specific room, or is the slow drainage affecting the whole house?

If water doesn't work, use a manual or powered plumbing snake to break up tougher obstructions like thick nests or dead animals.