This SealerSales CAVS-30 30" Retractable Nozzle Vacuum Sealer w/ Self-Contained Compressor is the choice sealer for the widest range of our clientele, from medical and electronics device manufacturer, to food industry retailers, to pharmaceutical and aerospace corporations. This sealer is featured with self-contained compressor that reduces equipment requirements and provides greater flexibility of placement locations within your facility. With the clean, quiet built-in air compressor/vacuum pump, you will be assured reliable vacuum seals for years to come. The SealerSales CAVS-30 has 30" seal length and has a 1/4" wide sealing element that delivers a leak-proof seal from sensitive electronics to sterile medical devices, food to biotech applications, aerospace technology to scientific devices.