Drain Test Dye - Blue 200G - 79201 - Effective for Drain TestingEnsure effective drainage testing with our Drain Test Dye in blue. This 200g pack is designed for easy application and reliable results. High Quality Dye: Provides clear visibility for accurate testing. Easy to Use: Simply add to the drainage system for immediate results. Safe and Non Toxic: Suitable for various drainage applications. Versatile Application: Ideal for both professional and DIY use. Cost Effective Solution: 200g pack ensures multiple