Eco Strong Chicken Coop Odor Eliminator Coop Refresher for Chickens (128 oz) Review (2026)

What this odor eliminator is

Eco Strong's Chicken Coop Odor Eliminator is a bio-enzymatic spray formula sold here in a 128 oz jug, the bulk size in the brand's coop refresher line, which is also sold in smaller 32 oz bottles. The manufacturer states the product works by breaking down odors and neutralizing ammonia that builds up in coops, brooders and nest boxes from droppings over time. It is described as ready to use and highly concentrated, with no dilution or rinsing required after application. The formula carries a light garden fresh fragrance that the manufacturer says fades once the bio-enzymes have finished breaking down the odor source, rather than masking smells with a lasting perfume.

Fit for daily chicken keeping

Ammonia buildup from droppings is one of the more persistent problems in an enclosed coop, and the manufacturer states this formula targets that ammonia directly rather than just covering the smell. Because it is described as safe to spray on all coop surfaces when used as directed, it fits into a routine of periodic coop refreshing between full bedding changes, which suits keepers who want to stretch time between deep cleans. The bulk 128 oz size is the more practical option for anyone managing several coops, a larger flock, or a bigger barn setup, since it reduces how often a spray bottle needs refilling compared to the smaller 32 oz size the brand also sells.

Formula, manufacturing and safety

The manufacturer lists the ingredients as water, bio-surfactants, enzyme producing bacteria, an odor counteractant and a garden fresh fragrance, describing the overall formula as biodegradable and non-toxic when used as directed around chickens. Manufacturing takes place at an FDA certified facility, according to the brand, which is a point of reassurance for a product sprayed inside an enclosure where birds live. The bio-enzyme approach differs from simple deodorizing sprays that just add fragrance, since enzyme producing bacteria are meant to consume the organic material causing the odor rather than temporarily masking it, which the manufacturer positions as a longer lasting fix between cleanings.

Where it comes up short

The 128 oz size ships as a jug rather than a ready spray bottle, so keepers will likely need their own sprayer to decant it into for practical application around the coop, which is an extra step and purchase the smaller 32 oz bottle avoids. A large jug also takes up more storage space and, like most liquid coop products, should be kept from freezing if stored outside in cold weather. As a spray-on odor and ammonia treatment, it is not a substitute for regular bedding changes or a deep clean, and is best understood as a maintenance product that extends time between those bigger cleanouts rather than replacing them.

Who should buy it

This jug suits chicken keepers managing multiple coops, a larger flock, or a bigger barn who go through odor eliminator quickly and want a lower cost per use than the small bottle offers. It is also a fit for anyone who prefers decanting into their own sprayer over buying pre-filled bottles repeatedly. Keepers with a single small coop who only need occasional touch-ups may find the smaller 32 oz bottle from the same brand more practical, since it comes ready to spray without needing a separate container, and the 128 oz size will simply outlast their needs by a wide margin.

Frequently asked questions