Bel-Art Space Saver Vacuum Desiccators SCIENCEWARE Polypropylene Bottom. Combining top-notch and uncompromising quality with an affordable price the Bel-Art Space Saver Vacuum Desiccators SCIENCEWARE Polypropylene Bottom 420200000/ 24988-164 can fulfill your laboratory needs while still offering a great value for the money. Product Category Description: Hold vacuum of 740mm of Hg (29") for 24 hrs. Light strong shatter-proof. Seal unaffected by cold (0 C). Unique vacuum retention valve operated by slowly turning polyethylene plug. Valve takes 1/4" I.D. tubing. Upper section is unbreakable transparent polycarbonate. Lower section is polypropylene or polycarbonate. Groove molded into flange of bottom section holds neoprene o-ring. Vacuum line connects to upper half leaving lower load-carrying section free to be moved. Specifications for Bel-Art Space Saver Vacuum Desiccators SCIENCEWARE 420200000 Polypropylene Bottom : I.D. mm: 197 Flange O.D. mm: 230 Overall Ht. mm: 260 Takes Plate Dia. mm: 190 Bel-Art No.: F42020-0000 Unit: Each (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Bel-Art products authorized for sale in the U.S. and other markets so you can be sure that you are buying authentic Baths Ovens Incubators and Cryogenics Storage with a full manufacturer's warranty in addition to our own 100percent Satisfaction Guarantee. We are your premier online distributor for Bel-Art Baths Ovens Incubators and Cryogenics Storage. We are an authorized supplier to all federal and state government agencies as well as to research and educational institutions and can facilitate volume orders on many types of laboratory equipment lab consumables and other products to help fulfill your specific needs. We offer Free Shipping and FREE USPS shipping to APO and FPO addresses on all orders in our store over 49. Please refer to our APO/FPO Shipping and Export Restrictions for more information on export to APO/FPO addresses. In addition to the Bel-Art Space Saver Vacuum Desiccators SCIENCEWARE Polypropylene Bottom 420200000/ 24988-164 we carry a full complement of Baths Ovens Incubators and Cryogenics Storage as well as other product offerings from Bel-Art. We also carry a full line of Bel-Art accessories to help meet your laboratory and scientific needs. For a complete selection of Bel-Art Baths Ovens Incubators and Cryogenics Storage please visit our Bel-Art page. For more brand name Baths Ovens Incubators and Cryogenics Storage please visit our Baths Ovens Incubators and Cryogenics Storage store section. To see our complete line of lab medical industrial and scientific products please see our science and lab equipment online catalog. Bel-Art Space Saver Vacuum Desiccators SCIENCEWARE 420200000 Polypropylene Bottom