Drieaz but I know many guys that buy
Phoenix and love them. Other like the B-Air line.
I have found for us it works best to buy the best and you get the best value. I'd suggest doing the same, buy the best you can afford, not the cheapest.
Buy just enough to process a couple of jobs and as you start getting them reinvest some of the money, building up your drying fleet.
Training is a great idea. You're lucky having the Pemberton's there for you. They will walk you though the process and be there to assist you when needed.
Here is a list of items to consider for WDR:
Hydrosensor & Moisture meters. Intrusive & Non Destructive
Briefcase- Additional paperwork, camera, flashlight, hygrometer
Harbor Freight alminum cases the look very professional for $23.00
http://www.harborfreight.com/18-x-13-x-6-aluminum-case-69315.html
PPE Bag –Each tech “On Call” has their personal bags that week The bag could include: Tyveks Suits, Bump Hat, Ear Plugs, Safety glasses, Goggles, Full Face Respirator , Half Face Respirator , P-100 Organic Vapor/Acid gas, N-95 disposable Respirator, Dust Mask, Box Nitrile Gloves, Leather Gloves , Band-Aids, Hand Cleaner packets, Alcohol Wipes for Cleaning PPE, Zip lock baggies (respirators, open cartridges), 3-M tape (tape wrists, tears in
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Tool Box-Hammer, stair tool, door tool, Awl, knee kicker, staple gun, staples, carpet knife, large scissors, pry bar, nail puller, nail tap, baseboard putty
(12) Airmovers Sahara X3 or equivalent, Enough to do 2-small jobs or 1-medium size loss.
(3) Dehumidifiers
Drieaz Evolution or
Phoenix 175