Harkers Ridmite Is A Unique Combination Of Silicone And Detergent, Designed To Eradicate Red Mite From Pigeon Lofts, Poultry Houses, Hen Coops And Small Animal Hutches. Ridmite Is Non-Insecticidal And Sanitises Against Bacteria, Viruses, Fungi And Yeasts. 1 X 500Ml Will Make Up To 10Ltrs Of Ready To Use Soltution.