Alumaseal Radiator Sealer, 0.71 oz, Bottle Packing, Powder, Brown, Flammability Rating: 1, 1 Specific Gravity, Applicable Materials: Metal, Plastic and Rubber, Carded, Used to Stop Leaks in Automobiles/Trucks

Prestone Radiator Stop Leak, 11 oz, 7.5 - 9.5 pH, Composition: Bentonite Clay, Magnesium Aluminum Silicate, Sodium Nitrate, Proprietary Ingredients, Vegetable Fiber and Quartz, Light Brown Slurry, Slight Azole Odor/Scent, Applicable Materials: Radiator and Heater Core Tube, Use to protects against pitting and Corrosion

Permatex Spray Sealant, 9 oz, Aerosol Can Packing, 0.544 VOC, Solvent Odor/Scent, Composition: Acetone, Toluene, Solvent Naphtha, Flammability Rating: 4, 0.77 Specific Gravity, Resists: Shop Fluid, For Leak Repair in Low Pressure Leaks in Hoses, Oil Pans, Differentials, Transmission Pans, Fluid Reservoirs as Well as Plastic, PVC and Metal Pipes