Underfloor box UFB-IG for floor tank depth 70-110mm SV type UFB-IG. Underfloor box for embedding in screed floors with a thickness of 70 to 100 mm. For floors thicker than 110 mm, use the UFB-MG spacer as an elevation. The height of the underfloor box is adjustable in all four corners so that the underfloor box can always be adjusted to the final floor level. The underfloor box is supplied with a spacer frame and three UFB-AP blanking plates. Suitable for floor tanks type UFB and installation columns type POS, installed in mounting plate UFB-MP. Material sheet steel S 235 JR, aluminum AC-AlSi 9 Cu 3 (Fe).