Clorox 12x12x1 Air Filter MERV 13 Pleated - 4 Pack

In this review of the Clorox 12x12x1 Air Filter pack, the bottom line is simple: this set is for people who need a compact, higher-efficiency replacement filter that fits smaller HVAC returns and maintains cleaner indoor air for up to several months. The reviewer found the MERV 13 pleated media to be the single biggest reason to buy, because it captures a wide range of unwanted indoor particles while remaining easy to install. This pack of four is unscented and sized to replace small furnace and AC filters where a 12x12x1 nominal filter is required.

Key Features

• Designed to fit: The filters have an actual size of 11.75 in x 11.75 in x 0.75 in, making them a true fit for cabinets and media slots labeled 12x12x1.
• High-efficiency media: The MERV 13 pleated media is comparable to MPR 1500 and FPR 10, providing filtration that removes a broad range of fine indoor particles.
• Restores freshness: The unscented construction and particle capture help reduce common indoor contaminants in homes, offices, and classrooms for noticeably fresher air.
• Long-lasting performance: The pleated design delivers up to 90 days of service depending on use, so users change filters less often than with basic fiberglass options.
• Durable construction: Synthetic electrostatically charged media, a beverage board frame, and wire-backed media improve structural integrity and help the filter hold shape under airflow.

Who It's For

This pack is aimed at homeowners, renters, and small office managers who need an effective replacement for small furnace and HVAC return slots and want filtration above standard fiberglass. It is particularly appropriate for spaces where unscented products are preferred, such as classrooms or scent-sensitive homes.

It is not for users who require custom-sized filters, very high airflow systems that need thicker media, or those who are looking for disposable filters that are changed monthly; these filters are sized and rated for compact openings and longer service intervals up to 90 days.

Pros & Cons

Pros

• Higher-efficiency MERV 13 media captures finer particles than standard fiberglass filters.
• True-to-size actual dimensions simplify replacement in 12x12x1 slots without trimming.
• Pleated design and charged synthetic media extend useful life up to 90 days in many settings.
• Sturdy beverage board frame and wire backing maintain shape under airflow.

Cons

• The 0.75 in actual thickness means this pack is only suitable for systems that accept 12x12x1 nominal filters, not thicker filter tracks.
• Performance longevity depends on local conditions, so very dusty environments may require more frequent replacement.

Specifications

Our Verdict

The Clorox 12x12x1 MERV 13 pleated 4-pack is a smart choice for anyone replacing small furnace or HVAC filters who wants noticeably cleaner indoor air without fragrances and with fewer change intervals. It balances higher-efficiency particle capture, durable construction, and true-to-size dimensions, making it good value for typical homes, offices, and classrooms that accept 12x12x1 nominal filters.

Frequently Asked Questions

Are these filters truly 12x12x1?
Yes - the nominal size is 12x12x1 and the actual dimensions are 11.75 in x 11.75 in x 0.75 in to fit standard 12x12x1 slots.

How long do the filters last?
The pleated design provides up to 90 days of use depending on environmental conditions and system runtime; dusty environments may need more frequent changes.

Do these filters have a scent?
No, these filters are unscented, which suits scent-sensitive rooms like classrooms or homes with sensitivities.