HVE - High Volume Evacuator. (Older style - fits 1/2 inch vinyl
smaller HVE’s were fitted to units before 2000 and are easily identifiable due to the fact that they are fitted
to 13mm (1/2 inch) vinyl tubing. Vinyl tubing has a smooth surface unlike the 15mm silicone tubing which has a
mild convoluted surface.
maintenance is the same as for the 15mm HVE and SE.