For conducting wash fastness testing, dyeing, dry cleaning, colorfastness to fulling, detergency and other tests at temperatures up to 95°C. Stainless steel rotor holds five specimen containers on each of four sides and rotates at a constant 40 rpm (±2rpm). Containers are preheated in appropriate test solution. Stainless steel balls provide agitation during rotation. Containers are sealed with either a Neoprene rubber gasket or optional Teflon gasket.