With DOT regulations keeping their maximum exterior width to eight-feet andsix inches, they oriented the siding corrugations vertically to create an integrated rain screen system that allows for drainage and evaporation without the added width of furring strips.  Photo 3 of 22 in See How This Couple Built Their Mobile Tiny Home For Just $30K

See How This Couple Built Their Mobile Tiny Home For Just $30K

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Regulations stipulated the home's maximum exterior width needed to be eight feet by six inches. Therefore, the Garlows oriented the siding corrugations vertically to create an integrated rain screen system that allows for drainage and evaporation without the added width of furring strips.