Grunt Emergel made in New Zealand 

Rust, stain and oxidation remover restores and cleans Metal, Fabric, Wood, Fibreglass, Gelcoat, Lacquer, & Enamel.

Emergel is recommended for the use of removing: heavy weather oxidation & other stains including rust stains from stainless steel, fibreglass, household appliances, bath tubs, wash basins, and fabrics.

Available in 1 litre tubs.