Your oven filter should never stick out. If it does, the efficiency of your oven will be significantly reduced. This is because the filter is not the correct size for the unit. It should fit snugly and be easy to slide in and out.
It doesn't matter how far it sticks out, as air can pass through the filter in any direction. In the first photo, the filter is too small, leaving a large gap at the top. In the second, the air filter is sticking out like a sore thumb. Air filters have arrows printed on them that indicate which way they should be installed.
These arrows should point in the direction of air flow, which is usually away from the supply ducts and towards the blower. Forced air systems, also known as duct systems, use ventilation grilles and ducts to distribute heat throughout a home. For optimal indoor air quality and efficiency near Coachella Valley, make sure your air filters are installed correctly. If something isn't airtight, your air handler will draw air from the utility room after the filter. The filter should be slightly smaller on each side of the filter housing slot, allowing you to slide it in with ease.
This means that they have an outdoor unit (an air conditioner condensing unit or a heat pump condensing unit) and an indoor unit (an oven or an air controller).This allows the filter to effectively trap particles in the air while minimizing airflow deceleration through the system. A great resource to help you is the U. S. Environmental Protection Agency (EPA) Home Air Filter Guide.
If a filter has a MERV 2 rating, it can trap 20% of particles in the air such as pollen, dust and lint - the largest particles. Therefore, make sure to look for arrows printed on the sides of filters as they show you which way they should be installed. You may find that your air filter size is rare, in which case you'll need to place a custom order at a specialized filter store and have it shipped to you. You should replace your air filters regularly to ensure your HVAC system and family's overall health. Not doing so is not only a waste of energy but can also damage your air conditioner or heating system.
This also gives you a “handle” that sticks out of the opening so you can easily grab it when it's time to change the filter. This allows the filter to effectively trap particles in the air while minimizing any chances of slowing down airflow through the system.