Review on 🆓 ComStar A/C Zero-Leak: Instant Stop Leak Solution for A/C Systems - Non-Hardening, Polymer-Free, Eco-Friendly - Made in USA - 4 Ounces (90-700) by Mitch Warner

I do NOT recommend this product to someone who has never used refrigerants or is a beginner. Most automotive applications require about a half bottle (2 ounces) to charge 2.2 pounds, or about 1.1 ounces per pound of refrigerant. I noticed a negative review someone posted about a bottle size under 4 oz, it's definitely a 4 oz bottle. (could be a typo). Note: If you don't have AC gas or are replacing a component, the additive can be easily installed. If not, you'll need inflation hoses and a little ingenuity to add this to your car or home. alternating current. I will continue to post in about 6 months. My home air conditioner typically loses enough gas to require a small extra charge every 6 months. I think this product is excellent value for money. Not all.