I remodeled a 1996 24' Hi-lo in 2012. The top half of this Hi-Lo was very water damaged however the bottom half was like new. It took me a year to do the remodel. Here is a breakdown of what it cost me to fix this camper. Another thing, I used mostly top quality parts, which you would not have to do if you didn't want to. Now here is what it might cost:
$ 1.91-10 1/4x1 1/2 bolts nuts washers (fix cracked ceiling joist)
$ 11.42 -2 new awning knobs
$127.10- 10 sheets 1/8" lauan
$ 57.04 3 sheets 1 inch styrofoam +glue +staples
$ 89.15- 34 tubes liquid nail 1 can of liquid foam
$ 11.13 20' white yellow # 12 thhn wire (replace some wiring in ceiling)
$ 55.25 eternabond tape
$ 11.53 Camco 41320 RV 12 V Double Dome Light Replacement
$ 32.73 Heng's 5825 1/8" X 1" X 30' Butyl Tape - Pack of 4
$ 9.43 JR Products S-23-14 Colonial White Round Electric Cable Hatch
$ 17.91 AP Products 012-PSQ500 W 8 X 3/4
White Pan Head Square Recess Screw - Pack of 500
$ 44.60 Fan-Tastic Vent 900 W/SMOKED LID Static Vent with Smoked Lid
$ 12.94 Camco 25202 RV 1" x 100' White Vinyl Insert
$ 8.08 JR Products 10245 Stainless Steel Baggage Door Catch
$ 7.40 electrical connectors
$ 96.87 3 Gallon Kool Seal
$203.46 Wall Paneling plus roll of seal tape (same design as paneling)
$ 8.77 A&E Systems 940001 94.5" Awning Pull Strap
$ 25.98 32 oz Gorilla glue Amazon
$ 9.85 1 tube lexell and 4-2 1/2 screws
$ 14.23 quart polyurethane 3 foam brushes
$ 12.25 sheet of 1/4 oak plywood 1/2 price blem
equals $869.03
Things I bought because I wanted them
$ 48.80 carbon monoxide and Lp protector
$157.56 DLS-30/IQ4 DLS-30 IOTA (30 Amp Power Converter w/IQ4)
$133.35 1000 watt inverter, remote switch, Battery Isolator
$ 31.77 Camco Rhino Flex sewer hose
$244.99 Barker Rv Power Jack
$ 26.64 Camco Power Flush Valve Rv Blowout plug brass
$ 9.84 Camco 39572 RV 5" Clear Sewer Hose Adapter
$ 65.97 Hunter Thermostat, Friction Sway Control, Fuse Holder
$ 6.27 200 Amp Fuses (2)
$143.99 4000r Fantastic powered vent.
equals $869.18
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