501 Aprilaire and Space-Gard Replacement Filter (2 Pack)

 (9 customer reviews)

Replacement of Aprilaire 501 Spacegard 5000 Air Cleaner Filter Media

The Air Cleaner Replacement Element I ordered from Amazon was original equipment and I was able to install it myself in less than 30 minuites. I had to order two elements because of boxing and transportion problems but no big deal as I now have one media in reserve.

I admit I had done it before and had some trouble because I tried to install it without reading the instructions are on the box. They must be followed very very carefully. You must have very good lighting because the instructions on box are dim and the instructions on black plastic of Air Cleaner itself are difficult to see. Two things to watch out for: Step 4 removing pleat spacers. They snap into holes and do not twist as instructions say. Merely apply pressure upward and pull them out of snap-in holes. Second problem area is Step 8 where you have to unsnap the edges which hold the element. Aprilaire has a special Figure 4...Read more

I've been buying the 501 filter for years and have noticed a very consistent defect in the product - the area along the pleat will often times have a slit varying in degree of length. It is often difficult to see this so I would encourage you to spread apart the length of each fold/pleat and look for daylight on the other side (see customer pic)....you'll be surprised by what you see. There are 2 sides to the filter the front side of the pleat where the air enters which is a completely white material, and the backside of the pleat which has a black strip along each pleat - inspect both sides of the filter pleats.

On the conservative side I'll say that 8 out of 10 filters I've purchased from various sellers have been defective to some degree, some worse than others. This makes me wonder how closely the HVAC techs who install these products are inspecting the filters or if it's even considered...

Please keep in mind this is not a petty issue/review - any opening...Read more

this is legit oem filter. easy to install if you are mechanically inclined. saves a good chunk of change ordering online and changing yourself. i stock up and set my cleaner on all day clean. house is fresh as can be.