Underfloor box UFB-IG for floor tank depth 110-150mm SV Type: UFB-IG. Underfloor box for embedding in screed floors with a height of 110 to 150 mm. For floors higher than 150 mm, use the UFB-MG spacer frame 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).