Is your carpet appearing to turn gray or black along the edges of your room.
Carpet black at edges.
Reverse directions and vacuum the edge again in the opposite direction.
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But what causes them and what can you do about them.
Filtration soiling is pollution that comes from dirty ductwork and settles on your carpet.
The black or gray line you see around your carpet edges is dust and debris that s settled into the crevice along your skirting boards.
Sometimes called filtration lines they also occur along the bottom edges of closed doors and they can be difficult to remove.
The rate at which air leaves the room is lower than the rate of which it enters.
You likely have a problem known as filtration soiling occurring.
As air gets sucked through gaps in the floorboards and baseboards tiny dust particles can get lodged in the carpeting around the edges of the room and create noticeable black lines.
The black lines are a result of filtration soil.
Do you have black lines forming on your carpet along the walls under doors around air vents or along the edges of your stairs.
This is how keech clean removes the black lines from around the edge of your carpet.
Insert the crevice attachment into your vacuum cleaner then drag it along the edge of your carpet.
Ever wonder what those black lines are along the edges of your carpet at the baseboards and under doorways.
Improper sealing or not enough sealing at the connection points of the hvac can create this draw of air along the edges of carpet.
Here is what causes the black lines at the edge of your carpet the issue is known as filtration soiling a problem that comes from an imbalance in the ventilation of the space.