Product Description Hi-Bond 701750 Mekp Hardener 1 Oz Mekp Hardener For polyester resin and gel coat. Typical usage is 1 oz. of MEKP per 1 gallon of resin at 77 Adeg F. Attributes: Size = 1 oz. New Mekp Hardener Hi Bond 701750 1 Oz. at Fishermans Marine $5.99 Buy Now Check Price on Amazon Check Price on eBay