Using 1.5" ID vacuum hose for long runs

[Donald]

Question:
Do you think it would be much difference in cfm if I used 1.5" vs 2" hose for 150' total hose with goliath 6.6?

Answer: The 1.5" ID hose chokes off the vacuum past 100 ft.
Please visit

http://www.steam-bright.net/showthread.php?53-What-is-the-recommend-maximum-length-of-hose-I-can-use-with-my-extractor&highlight=hose+length

Related link
Goliath Quad 6.6

http://www.steam-brite.com/dristorm-goliath-flood-pumper-26gal-four-vacs-pressure-washer-recovery-120v-with-lint-filtration-p-79456.html