UncleSteve,
What we used to do was to drill a couple of 1/4 holes into the top part of the hose of the vacuum this allowed for some cooling air and did not reduce the suction.
CEM- Sales and Service of Universal Lasers, Versa Lasers, and Meistergram / H-square engravers.
2800 S. Main St.,Unit C
Santa Ana, Ca 92707
714-444-2385
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