The HT330 has a barrel length of 7 inches (18 cm). Handifoam offer a wide variety of sealants and adhesives created specifically for the professional user to be used with the HT330 dispensing units.
Product Description - Collapsed
Durable, entry-level dispensing unit
Designed for frequent use
Allows for adjustable bead control and is solvent resistant
Clean before and after each use with Handi-Cleaner or acetone
The HT330 has a barrel length of 7 inches (18 cm). Handifoam offer a wide variety of sealants and adhesives created specifically for the professional user to be used with the HT330 dispensing units.
Durable, entry-level dispensing unit
Designed for frequent use
Allows for adjustable bead control and is solvent resistant
Clean before and after each use with Handi-Cleaner or acetone
Login / Signup 
Full Description & Specs