1. KOHLER Roughing In K 9110 K 9111 AIR GAP Product Information Installation Notes Applicable product Install this product according to the installation guide Air gap body with cover K 9110 Air gap cover with collar K 9110 K 9111 OOO 2 7 1 6 CIL 62 mm K 9111 K 9110 1 3 16 30 mm 1 j2 51 mm Max 8 3 4 222 mm e 7 8 ies 22 mm 5 8 16 mm AIR GAP 1043942 1 C KOHLER