New undermount kitchen sink fit into the existing sink hole. If the hole is too large or oddly shaped sink does not fit. Fortunately, manufacturers sink to create a wide selection of sinks of all shapes and sizes, most likely sink to fit within the existing hole.
Kitchen countertop must be compatible with the new undermount kitchen sink. The support system under cover should withstand a lot of weight. Some undermount sink kits containing clips and screws that secure the heat sink on the bottom of the counter. Tim Carter, a contractor and realtor recommends high strength epoxy adhesive silicone caulk. Kitchen adhesive material well accepted. Extremely heavy sinks, sinks of cast iron or stone, may require a brace of metal or wooden frame as under the sink cabinet. This additional support to avoid hard falls or fall and damage kitchen countertop sinks.
With some adjustments, undermount kitchen sink can be connected to the water supply system and drainage of the existing plumbing line. Wardrobes sinks sit lower in the sink cabinet over mounted than their counterparts. Supply lines and drain line or lines may need to cut and rejoined to fit the new sink.