Shop Vac - Githubissues

As a person doing wood work I need a way of extracting saw dust to prevent my lungs from clogging up...

Bosch GAS 15 L - https://www.youtube.com/watch?v=o5d1XJ0wra4
Bosch Gas 20 L SFC - £130 - http://www.ebay.co.uk/itm/like/221936675372
Bosch GAS 25 SFC - £283 - http://www.amazon.co.uk/Bosch-GAS-Professional-Extractor-240V/dp/B000G04V1I
Festool CTL MIDI - £299 - google for best price.
Makita VC2012L Wet and dry L-class 20L Dust Extractor - £164 ffx.co.uk
GAS 35 L SFC - £320 - http://www.ebay.co.uk/itm/BOSCH-All-purpose-vacuum-Wet-Dry-Vacuum-GAS-35-L-SFC-Professional-with-L-BOXX-/281579878604 or with bags
Background Reading
Controlling construction dust with on-tool extraction: http://www.hse.gov.uk/pubns/cis69.pdf (recommends "M" rating extractor...)
To qualify as HEPA by US government standards, an air filter must remove (from the air that passes through) 99.97% of particles that have a size of 0.3 µm - https://en.wikipedia.org/wiki/HEPA

Dust Extraction Buyer's Guide: https://www.youtube.com/watch?v=E2ivsVOp8NY (good overview)

nelsonic / g8