Profile: B-Productions GMBH produces dental treatment units, which are made of stainless steel. Our products include cart-system praxis, denta-cart praxis 404, denta-vac & denta-chair 404. Our denta-cart praxis 404 is a fully pneumatic mobile dental unit. It has a master on/off switch with pneumatic green indicator. It has a syringe (3-way air/water/spray) with autoclavable tips. It is a self contained clean water system with a check valve that prevents the back flow of water coolant. It has a disc type foot control and chip. It has 4 instrument hoses with a spray adjustment regulator for each instrument.