Tetra-B Mix is a ready-to-feed mixture containing the antibiotic Terramycin. Recommended as an aid in the prevention of American and European foulbrood. May be used for fall treatment of colonies prior to winter or for the spring treatment of over wintered colonies. Spread over the top bars of the frames in each section of the brood nest. All use should stop at least four weeks prior to a surplus honey flow. 50 lb. bags, each.

Ship wt. 52 lbs.

Shipped to United States only, no overseas shipments.