Sky and clouds is standard procedural 3dsmax object sphere and material. This is seamless. You can use this seamless sky/clouds object in your other Max file as well to have 360 degree full sky-clouds environment.
The poly count of the house is medium. Mesh Totals:
3 free preview files - AVI, QuickTime VR and Flash have been given herewith. Please download and see them from the freely downloadable Preview Files section before purchasing. AVI is 360 degree animation of the house with 800 x 600 resolution; QuickTime VR MOV and Flash files are interactive with same 800 x 600 resolution. You can pan/drag with your mouse pointer within the both your Quick Time Player and Flash Player window to see the house from all angles.