RUBBER STOPPER 2 HOLE FOR BOILING TUBE

This two-hole rubber stopper is designed specifically for boiling tubes in laboratory settings. Made from durable, heat-resistant rubber, it ensures a secure seal while allowing the insertion of glass or plastic tubing through its two precisely molded holes. Ideal for experiments requiring controlled gas flow or liquid transfer, it maintains safety and integrity under high temperatures. Its reliable fit prevents leaks, making it an essential accessory for precise and safe laboratory procedures.