







Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Blanco Home Additions & ADU: The Miami Owner’s Guide
If you’re planning a home addition or ADU in Miami around Blanco fixtures and finishes, you’re looking at an installed range of $53,100 – $153,400, and the Blanco components themselves rarely fail before the surrounding structure does. Most Miami homeowners call us when a Blanco sink edge or mounting clip has shifted in a newly added kitchen, or when cabinet fillers around a Blanco apron-front sink weren’t cut to spec and water is pooling where it shouldn’t. Here’s what actually matters: the part, the fit, and the labor behind both.
Which Blanco Models This Applies To
Blanco’s kitchen sink lines break into a few families you’ll see across Miami additions and ADU builds: the SILGRANIT composite series (the matte granite-look sinks), the stainless IKON and DIAMOND series, and the CERANA and METALLIC ceramic lines. Each uses different mounting hardware, and that’s where most parts confusion starts. A SILGRANIT sink uses a flat undermount flange kit with specific clip spacing; an IKON sink uses a tighter clip pattern because the steel is thinner. If someone installed your Blanco sink during the original build with generic hardware, the clips will eventually spread or snap. Pull the model number off the underside of the sink bowl; it’s stamped into the steel or molded into the composite. That number tells us the exact clip kit, strainer, and cutout template your sink needs. We’re an independent Miami contractor, not affiliated with Blanco, but we’ve matched more Blanco parts to more additions and ADUs in this city than we can count. For OEM hardware, we order Blanco-specific clip and flange kits. For daily-wear items like basket strainers and sink grids, we’ve had better results with quality aftermarket equivalents that use the same thread pitch and drain diameter but cost almost half. The gotcha: SILGRANIT drain openings are slightly wider than the IKON series openings, so a strainer from one will not seal properly on the other. Check your model before you buy anything.
Styles & brands we work with







Signs Your Blanco Home Additions & ADU Is Failing
- Sink pulls away from the counter edge: The undermount clips have loosened or the adhesive bed failed. In Miami’s humidity, cheap construction adhesive breaks down faster than in dry climates, and the sink starts drifting within a year or two.
- Water pools at the back corner of the cabinet: The Blanco flange wasn’t sealed correctly when the countertop went down. Silicone beads along the rim can hide a gap that never closed, and cabinet wood in Miami rots fast once it starts.
- Sink flexes when you press down on the bowl: The mounting rail or clip spacing doesn’t match the Blanco spec. Composite sinks need full perimeter support; a 1/8-inch gap becomes a cracked SILGRANIT bowl within a season of daily dish duty.
- Visible rust or discoloration around the drain collar: In a stainless Blanco, it’s a sign the aftermarket strainer someone installed used a lower-grade steel and is galvanically reacting with the sink body. Miami’s salt air accelerates it.
- Grinding sound when the faucet runs: Not the sink itself, but the Blanco-related install around it: the supply lines or mounting plate are touching the sink lip and vibrating. It’s a loose-fit symptom you’ll hear before you see it.
Replacement Cost & What’s Included
For a full Blanco home addition or ADU scope in Miami, plan on $53,100 – $153,400 depending on whether you’re adding a bedroom suite, a kitchen extension, or a full standalone ADU with its own bath and kitchen. Where Blanco parts come in as a line item: replacing a failed SILGRANIT undermount with a new Blanco bowl, clips, and correct flange runs $590 – $1,180 installed in Miami, hardware included. Replacing just the strainer and drain assembly runs $120 – $240. Countertop work around the Blanco sink (cutting, templating, resetting a Cambria or Silestone slab) falls under our countertop installation range of $2,360 – $7,670. Every quote we write is a written price before work starts, the invoice matches the quote, and the 365-Day Done Right Promise backs the labor. Luca Romano and the crew don’t do change-order surprises.
See the difference
Before
After
Before
After
Before
AfterDIY or Call Us?
You can safely check your Blanco model number, measure the sink bowl with a tape, and see if the clips are visibly bent or the silicone bead has gaps. That’s the extent of the free and safe part. Beyond that, removing an undermount sink to rebuild the flange means supporting the countertop, cutting old adhesive, and setting new hardware to the exact Blanco spec. A dropped SILGRANIT bowl will crack a tile floor or a foot. If the failed part lives inside a load-bearing cabinet wall in an ADU, you’re now touching structure, and that’s where DIY in Miami goes from Friday project to permit problem. Call us at (850) 801-8046 and we’ll tell you if it’s a two-hour fix or a full reset before you lift a tool.
FAQs

The Blanco sink bowl itself typically lasts 15 – 25 years if the install was correct. The failure point in South Florida is almost always the mounting hardware: adhesives give up faster with heat and humidity, and aftermarket clips corrode faster in coastal air. A properly mounted SILGRANIT bowl with OEM hardware should outlast the cabinet it sits in. Call us at (850) 801-8046 if you want an honest read on whether your sink is the problem or the install under it is.
In most cases it’s repairable: new clips, fresh adhesive bed, and a proper silicone seal bring the bowl back to full support for $300 – $600 in Miami. Full replacement only makes sense if the sink bowl itself is cracked, warped, or so scratched you’re ready to change it anyway. Call us at (850) 801-8046 before you buy a new sink; half the time you don’t need one.
A simple undermount reset with new clips takes about 2 – 3 hours on site. If we’re also pulling the countertop slab to re-cut the opening, it’s a half-day job. Committing to a written arrival time and photo updates is just how Sawyer Remodel Miami runs every job, so you’re not stuck in a four-hour waiting window wondering where the truck is.
We carry common basket strainers, drain assemblies, clip kits, and sink grids that fit Blanco’s SILGRANIT, IKON, and DIAMOND lines as a standard part of our Miami service truck inventory. Specialty flanges and odd-size drain collars get ordered and arrive within two to four business days. Call us at (850) 801-8046 and tell us your model number; we’ll tell you same-day whether it’s on the truck or on order.
Ready to Get the Blanco Part Fixed Right?
If you’re in Miami and your Blanco sink, clips, or drain hardware is failing inside a home addition or ADU, call Sawyer Remodel Miami at (850) 801-8046 for a free estimate. We’ll give you a written price, a live arrival time, and the exact part your sink needs before we ever pick up a tool. Good work doesn’t need a sales pitch. We also handle parts and installs for KraftMaid cabinetry, Cambria countertops, and Silestone surfaces when the project calls for it.
Written by Luca Romano, Owner & Lead Contractor, Sawyer Remodel Miami at Sawyer Remodel Miami, serving Miami and nearby areas.


