Big Boy Liquid Hardener 40g. This universal liquid hardener from Big Boy is suitable for use with ...Big Boy Liquid Hardener 40g. This universal liquid hardener from Big Boy is suitable for use with all polyester based resins and fillers. This hardener can be used with lightweight, hard and ultra fillers. Mixing ratio: 1:15 / 1:20. 40g.
Big Boy Liquid Hardener 40g. This universal liquid hardener from Big Boy is suitable for use with all polyester based resins and fillers. This hardener can be used with lightweight, hard and ultra fillers. Mixing ratio: 1:15 / 1:20. 40g.