Apibioxal, 35g (Treats 10 Colonies) Langstroth Foundation One SuperBoost placed in the

One SuperBoost placed in the hive works for up to 5 weeks

One piece construction prevents leaking

The bees will suck out the entire bag of syrup as needed

Durable solid plastic is moulded around the metal

SN4 frames are have a narrow top bar compared to SN5

Apibioxal, 35g (Treats 10 Colonies) Langstroth Foundation One SuperBoost placed in theApi Bioxal offers an optimal concentration of oxalic acid for maximum effectiveness against Varroa. Can be dissolved in sugar syrup and trickled between frames of bees using our 50 ml Syringe or applied using one of our Vaporizers (sold separately). Use when brood rearing is at its lowest level. Permitted in Organic beekeeping. Wear protective mask, gloves and glasses when using. Expires: 12 2020 This product is excluded from free shipping.