Insert between standard ground glass joints to eliminate the use of grease. The PTFE thick wall sleeve is B-length for Europe and is suitable for high vacuum.

Inserts between standard ground glass joints to eliminate the use of grease. Fisherbrand™ PTFE Thin Wall Sleeve, B-length for Europe is suitable for low or medium vacuum.

Insert between standard ground glass joints to eliminate the use of grease. The PTFE thick wall sleeve is B-length for Europe and is suitable for high vacuum.

Fisherbrand™ PTFE Thin Wall Sleeves are inserted between standard taper ground glass joints to eliminate the use of grease and prevent sticking.

Fisherbrand™ PTFE Rigid Joint Sleeves are grease-free, high vacuum seals for standard taper ground glass joints, with substantial shoulder for ease of handling and repeated use. High vacuum performance is attained using transverse sealing rings.

Inserts between standard ground glass joints to eliminate the use of grease. Cowie Technology™ PTFE Thick Wall Sleeve, B-length for Europe is suitable for high vacuum.

Inserts between standard ground glass joints to eliminate the use of grease.Fisherbrand™ PTFE Thin Wall Sleeve, B-length for Europe is suitable for low or medium vacuum.

Manufactured from PTFE. BRAND™ Ground Joint Sleeves fit perfectly without a protruding rim to simplify use of joint clips. Greaseless seal will not contaminate sample. Outstanding chemical resistance at operating temperatures from -200 to 260°C.

Fabricated from pure PTFE for superior chemical, corrosion and contamination resistance, high thermal stability and good flexural properties. Azlon™ PTFE Sleeves form a grease-free gas tight seal for ground glass joints. Available in standard joint sizes for accurate fit.

Forms a liquid and gas tight seal.

Constructed of PTFE for high temperature and chemical resistance. Kartell™ Lining for Glass Tapers are specially designed to prevent machined glass joints from binding.

Specially designed to prevent machined glass joints from binding

A disposable option for preventing ground joints from sticking together.