Genebre - 2440 03 / 3/8" referenced Check valve product produced by high technology. 2440 03 / 3/8" is the result of a far more developed technology compared to similar regular products. We are one of the few companies which can present an offer for this product. It produced result of tests of laborotory for years. Make an offer to us for 2440 03 / 3/8" please contact us.