Tile & Grout Repair
Tile & Grout Repair Services — Showers, Floors & Every Tiled Surface
Cracked tiles, failing grout, shower re-caulking, grout color restoration, and loose tile re-bonding. NorTech technicians fix the substrate problem first — so grout repairs don’t come back cracked in three months like the last company’s did.
Request a Free QuoteEvery tile and grout repair is backed by NorTech’s 1-year labor warranty. If the repair fails due to workmanship within 12 months, we return and fix it. View warranty details →
New Customer Offer
15% Off Your First Tile & Grout Repair
New customers receive 15% off the total labor cost on their first tile or grout repair booking. Mention the code when scheduling or apply it at checkout.
TILE & GROUT REPAIR SPECIALISTS
Tile & Grout Repair That Actually Holds
The most common tile and grout complaint NorTech technicians hear is “we had this done before and it cracked again.” That’s because most grout repairs treat the symptom — failing grout — without diagnosing the cause. Grout cracks because something behind it is moving. Re-grouting over a flexible substrate just gives you a fresh crack six months later. NorTech technicians assess the wall or floor substrate, identify any movement source, and address it before laying new grout. The result is a repair that holds through seasonal change and normal use.
Substrate Assessment Included
Color-Matched Grout & Caulk
Written Estimate Before Work Starts
WHAT WE REPAIR
Tile & Grout Repair Services — Every Damage Type
Tile and grout failures present differently depending on location, installation method, and age. Here’s exactly what each repair type involves and when it applies.
Shower Grout Repair & Regrouting
Cracking, crumbling & recurring grout failure
Shower grout is under constant stress — daily thermal expansion, moisture cycling, and substrate movement. When grout fails repeatedly, the cause is almost always movement behind the tile. NorTech assesses the backer board and tile adhesion before removing and replacing grout to ensure the fix actually lasts.
- Tap-test tile surface to identify hollow spots and adhesion failure
- Remove old grout fully — partial removal leads to bond failure
- Inspect and stabilize backer board if movement is detected
- Apply color-matched unsanded or epoxy grout for wet areas
- Seal grout after full cure for moisture protection
Re-Caulking Showers & Tub Surrounds
Failed caulk lines, mold & open transition joints
Caulk at the base of shower walls, tub surrounds, and countertop edges is the first line of defense against water intrusion. When it cracks, peels, or grows mold, water gets behind the tile — leading to backer board rot and eventually tile failure. Re-caulking is one of the highest-ROI repair tasks in any bathroom.
- Remove all existing caulk completely — no caulk over caulk
- Clean and dry the joint surface before application
- Apply mold-resistant 100% silicone caulk at all transitions
- Tool joint for a clean concave finish that sheds water
- Allow full 24-hour cure before water exposure
Cracked & Broken Tile Replacement
Individual tile damage without disturbing surrounding tiles
A single cracked tile doesn’t require pulling up the whole floor or wall. Individual replacement involves careful grout removal, controlled tile extraction, and precise re-setting — all without cracking the tiles around it. The main challenge is matching tile dimensions, finish, and color, which NorTech assesses before sourcing replacements.
- Remove grout around target tile without disturbing neighbors
- Score and break damaged tile at center to avoid edge damage
- Clean adhesive bed and inspect substrate beneath
- Set and level replacement tile to match surrounding surface
- Regrout and seal to match existing finish
Loose & Hollow Tile Re-Bonding
Tiles that move, flex or sound hollow under foot
Hollow-sounding tile means the adhesive bond behind the tile has failed. If the grout joints are still intact, re-bonding via epoxy injection through a small drill hole is possible without removal. Tiles that have fully separated or that show cracked grout at the edges must be removed, re-bedded, and regrouted to prevent water infiltration.
- Tap-test to map hollow area extent before recommending approach
- Epoxy injection repair when grout joints are fully intact
- Full removal and re-bonding for tiles with compromised grout
- Inspect substrate for moisture damage before re-setting
- Regrout and seal after adhesive has fully cured
Grout Color Restoration & Matching
Stained, discolored & mismatched grout joints
Grout that is structurally sound but heavily stained or mismatched from a previous repair can be restored without full removal. Grout colorant or stain is applied after deep cleaning to create a uniform, sealed finish across all joints. For partial repairs, NorTech technicians test multiple colorant formulas to achieve a match with existing cured grout before proceeding.
- Deep clean grout lines to remove mineral deposits and soap scum
- Test colorant formulas on inconspicuous area for match accuracy
- Apply grout stain or colorant evenly across target joints
- Wipe tile faces clean before colorant sets
- Apply penetrating sealer after colorant cures for durability
Grout Sealing
New installations, post-repair protection & annual maintenance
Unsealed grout absorbs moisture, stain, and mold — it’s the reason grout looks dirty within months of a fresh installation. Penetrating sealer fills the grout’s pore structure without changing its appearance, blocking moisture and staining agents from taking hold. NorTech applies sealer as a standard step after any regrouting or new grout repair job.
- Ensure grout is fully cured before sealer application
- Apply penetrating sealer with brush or roller applicator
- Remove excess sealer from tile faces before it sets
- Apply second coat in high-traffic or wet areas
- Advise on reapplication schedule based on area type and use
WHERE WE REPAIR
Every Tiled Surface in Your Home
Tile and grout repair isn’t limited to bathrooms. NorTech technicians work across every tiled surface in residential homes — wet and dry, walls and floors.
Shower Walls & Floors
The highest-failure zone. Wet area repairs use waterproof grout and silicone caulk at all transition points — not grout at corners.
Bathtub Surrounds
Tub surrounds flex when the tub is in use. Caulk lines at the tub lip fail first — re-caulking is often all that’s needed before water gets behind the tile.
Bathroom Floor Tile
High traffic and cleaning chemical exposure degrade grout over time. Regrouting and sealing restores both appearance and water resistance.
Kitchen Backsplash
Heat cycling, cooking grease, and steam cause grout to stain and crack at tile edges. Color restoration and spot regrouting without full removal.
Kitchen Floor Tile
Heavy foot traffic and dropped items crack individual tiles and grind down grout joints. Board replacements and regrouting in sections without full floor removal.
Entryway & Laundry
Entry tile takes impact and tracked-in grit. Laundry rooms handle water events. Both areas benefit from fresh sealing after any repair work.
KNOW THE DIFFERENCE
Grout vs. Caulk — Why It Matters for Your Repair
Using the wrong material in the wrong joint is one of the most common tile installation mistakes — and it always fails eventually. Here’s the rule NorTech technicians follow on every job.
Grout — Same Plane Joints
Rigid cement-based material. Used to fill joints between tiles that share the same flat surface plane — floor to floor, wall to wall.
- Between floor tiles across a flat surface
- Between wall tiles on the same wall plane
- Any joint where both tiles lie in the same plane
- Available in sanded (wide joints) and unsanded (narrow joints)
Caulk — Transition & Change-of-Plane Joints
Flexible silicone or latex sealant. Used wherever two different surfaces meet at a corner, edge, or change of direction.
- Where tile wall meets tub, shower pan, or floor
- Inside corners where two tile walls meet
- Where tile meets countertop or cabinet edge
- Any joint that needs to flex with building movement
PRICING TRANSPARENCY
Tile & Grout Repair Cost — What to Expect
Tile and grout repair costs depend on the extent of damage, material matching requirements, and whether substrate issues need addressing before the repair. NorTech provides a written estimate after the on-site assessment — before work begins. No surprises, no change orders without approval.
Minor Repairs
Single tile swap, spot regrouting, full re-caulk
Most completed in a single visit. Re-caulking a tub surround or swapping one cracked tile with a matching replacement are typical examples. Estimate covers materials and 1–2 hours of labor.
Mid-Range Repairs
Multi-tile replacement, partial regrouting, color restoration
Multi-tile replacements where sourcing is required, shower floor regrouting, or full grout color restoration across a bathroom. Material availability affects timeline on discontinued tile lines.
Full Regrouting
Complete grout removal & replacement — shower or full room
Full grout removal and replacement for a shower enclosure or floor. Includes substrate assessment, new grout application, and sealing. Scope and timeline confirmed during on-site assessment.
MATERIALS WE USE
Tile, Grout & Caulk Brands NorTech Works With
Our technicians use professional-grade materials from trusted manufacturers — not the box-store equivalents. If you have a product preference, let us know when booking.
Mapei
Laticrete
Custom Building Products
TEC Specialty Products
Bostik
GE Sealants
Dow Silicone
Polyblend Grout
Fusion Pro
Spectralock Epoxy
StoneTech Sealer
Aqua Mix
CUSTOMER REVIEWS
What Homeowners Say About NorTech Tile & Grout Repair
4.8
Based on 1,000+ verified ratings
“Shower grout had cracked three times with two other companies. NorTech was the first to actually check the backer board — found it was flexing at one corner. Fixed that first, then regrouted. Eight months later and not a single crack. Should have found them years ago.”
Felicity W.
“Re-caulked the entire tub surround and two shower corners. Job looked very clean and the tech explained exactly why grout at the tub line always fails — wish I had known that before. Minus one star only because I had to wait the full 48 hours for dispatch.”
Darnell Q.
“Three cracked floor tiles in the entryway. Tech matched the tile exactly — they sourced it before the appointment so no second visit was needed. You literally cannot tell which tiles were replaced. Excellent attention to detail.”
Ingrid S.
“Grout color restoration was done well but the colorant got onto two of my wall tiles and left a slight haze that required extra cleaning on my end. The job itself came out nicely but that detail should have been caught before they left.”
Kwame L.
“Had the whole master shower regrouted and sealed. Tech took the time to explain why the original grout failed and what was done differently this time. The transparency alone made it worth it — and the shower looks brand new.”
Rosalind E.
“Hollow kitchen floor tiles re-bonded with epoxy injection — no tile removal needed. Really impressive technique. Lost one star because the estimate took a day longer than I expected to receive in writing, but the actual work was spot on.”
Stavros P.
COMMON QUESTIONS
Tile & Grout Repair FAQs
The questions homeowners ask most before booking tile or grout repair with NorTech.
Why does my shower grout keep cracking?
+Shower grout that cracks repeatedly is almost always a substrate movement problem, not a grout problem. If the wall or floor behind the tile flexes even slightly — due to inadequate backer board, improper installation, or building settlement — the rigid grout joints will crack under that movement. Simply regrouting without fixing the underlying flex will crack again within months. NorTech technicians assess the substrate before any grout work to determine whether movement is the root cause.
How do I know if my tile is loose or just has a hollow sound?
+Tap individual tiles with a coin or knuckle. A hollow sound compared to surrounding tiles indicates the adhesive bond has failed behind that tile. Loose tiles that still have intact grout joints may be re-bonded by injecting epoxy adhesive through a small drilled hole — no tile removal required in some cases. Tiles that move visibly when pressed must be removed, re-bonded, and regrouted. NorTech technicians tap-test suspect areas before recommending a repair approach.
Can grout color be matched on a partial repair?
+Yes, though it requires skill. Fresh grout always dries lighter than cured grout, which makes matching to existing color challenging. NorTech technicians test multiple grout formulas on inconspicuous areas before committing to a repair and use a grout colorant or stain to fine-tune the final match after curing. The result in most cases is a repair that is difficult to spot under normal lighting.
What is the difference between grout repair and re-caulking?
+Grout is a rigid, cement-based material used to fill joints between tiles on the same flat plane. Caulk is a flexible silicone or latex sealant used at transition points where two surfaces meet at a change of plane — such as where a tile wall meets a tub, a floor, or a countertop. Using grout at these transition points is a common installation mistake that always cracks eventually. NorTech uses the correct material for each joint type: grout for flat-plane joints, caulk for all transitions and corners.
How long does grout sealing last?
+Penetrating grout sealer in a dry floor application typically lasts 3 to 5 years before reapplication is needed. In wet areas like showers, high foot traffic floors, or steam environments, sealer degrades faster and should be reapplied every 1 to 2 years. Epoxy-based sealers last longer but cannot be applied over standard cement grout without removal. NorTech recommends sealing after any regrouting or new installation job as a standard step.
Can NorTech replace a single cracked tile without pulling up the surrounding tiles?
+In most cases, yes. Individual tile replacement involves carefully removing grout around the cracked tile, breaking and removing the damaged tile and its adhesive without disturbing adjacent tiles, applying new adhesive, setting the replacement tile, and regrouting. The main challenge is sourcing a matching replacement — particularly for discontinued tile lines. NorTech technicians assess the tile dimensions and finish before committing to a replacement to confirm a match can be found.
What causes black or pink staining in shower grout?
+Black grout staining is typically mold or mildew that has colonized the grout’s porous surface. Pink staining is caused by a bacteria called Serratia marcescens, which thrives in wet bathroom environments. Surface staining that hasn’t penetrated deeply can sometimes be treated with professional-grade cleaners. Staining that has saturated the grout body, or any staining accompanied by grout crumbling, requires full removal and regrouting. Sealing after regrouting significantly reduces future staining.
Does NorTech repair tile in showers, floors, and backsplashes?
+Yes. NorTech technicians repair tile and grout in all residential wet and dry applications: shower walls and floors, bathtub surrounds, bathroom floor tile, kitchen floor tile, kitchen backsplashes, laundry room tile, entryway tile, and countertop tile edges. The repair approach varies by location — wet area repairs require waterproof materials and correct caulk placement at transitions, which dry area repairs do not.
SERVICE COVERAGE
Tile & Grout Repair — Serving Major U.S. Markets
NorTech dispatches tile and grout repair technicians across the country. View the full service territory →
Get a Free Tile & Grout Repair Estimate
Our technicians arrive with color-matched materials and the right tools for your repair type. No second trips. No ballpark quotes. Request your estimate and we confirm dispatch within the hour.
