Expansion and reduction adapters, borosilicate glass 3.3 Manufactured from borosilicate glass 3.3 which is resistant to heat and almost all chemicals. They meet the highest quality standards according to DIN 12257. They have excellent grinding to prevent airleaks. The bottom part of the ground joints are fire polished.
We use cookies to give you the best possible experience on our site. By continuing to use the site you agree to our use of cookies. Dismiss | More InformationX