Since you're building a curtain wall it isn't supporting the floor above the easiest and cheapest material would be 3 1/2 wide metal track and studs which you can cut to length with tin snips and assemble with an electric screw gun and 3/8 tek screws you can
Selecting the Best Material for Interior Walls ONE COAT? Two Coat? Red Coat, BLUE COAT? Choosing an interior wall system is like buying a car. Chevrolets, Oldsmobiles and Cadillacs are all available, but per formance and price vary considerably. Similarly, the
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