Freshly applied exterior caulk along trim and siding joints

Caulking in Myrtle Beach

Location Opening Soon!

Your Caulking Project, From Consultation to Completion

Caulk is the first line of defense against wind-driven rain on the Grand Strand, and sun, salt and constant humidity break it down faster than many homeowners expect.

That 1 Painter project manager greeting a homeowner at the front door for a caulking inspection
1

Full Joint Inspection & Failure Mapping. Your project manager inspects every joint where two materials meet: trim, siding, windows, doors, tubs, and backsplashes. We mark failed, cracked, or missing caulk and match the right sealant to each substrate.

Old failed caulk being removed and backer rod installed in a wide joint
2

Removal, Cleaning & Backer Rod. Failed caulk is fully removed, never caulked over. Wide joints get backer rod for the proper hourglass profile, and we select the right sealant for each location: silicone for wet areas, urethane for exterior joints, paintable acrylic-latex for trim.

Finished bathroom with cleanly sealed tub, vanity, and trim joints after professional caulking
3

Application, Tooling & Cure. Beads are applied at consistent depth and tooled cleanly so the sealant bonds to both substrates. Painted joints read as one continuous surface, and full cure time is respected before water or paint exposure.

What Caulking Costs in Myrtle Beach (2026)

10%

Savings on heating and cooling from proper air sealing

Energy Star

20%

Maximum annual energy savings from sealing

U.S. Department of Energy

<1 yr

Typical payback period for caulking investment

U.S. Department of Energy

Caulking Portfolio Gallery

Painter applying caulk to painted exterior brick wall

Painted Brick Sealing

Freshly tooled caulk around an exterior window frame on lap siding

Window Frame Caulking

Caulk gun laying a clean bead along a taped exterior window casing

Exterior Window Reseal

Interior caulking pass along a window frame above the kitchen counter

Interior Window Caulking

Painter applying caulk to an interior ceiling-to-wall joint

Ceiling Joint Sealing

Silicone bead applied to a kitchen countertop-to-sink joint

Countertop & Sink Reseal

Finished bathroom with cleanly sealed tub, vanity, and trim joints

Finished Bathroom Detail

Trusted Paint Partners

Sherwin-Williams
Benjamin Moore
Behr
PPG
Romabio

Caulking and Sealing for Myrtle Beach Homes

Caulking around Myrtle Beach is a storm-season job as much as a paint-prep task. Tropical storms and summer squalls push rain sideways into joints around windows, doors, trim corners and siding seams, and once caulk cracks, that water reaches sheathing and framing. Salt and strong sun dry sealant out, so joints that looked fine a few years ago may be open today.

Good caulking starts with removal. Brittle sealant is cut out, joints are cleaned of dirt and mildew, and wide or deep joints are packed with foam rod first, which lets the sealant stretch instead of tearing. High-performance, paintable sealants hold up best on coastal homes, and the finished joints can be painted to match trim or siding.

Raised beach homes in Pawleys Island and North Myrtle Beach have many joints at stair connections and trim transitions, while older wood homes in Georgetown and Conway often have gaps around original windows. Sealing those spots before storm season begins in June keeps the house tighter, caulking is built into exterior painting prep, and repair and maintenance covers any rot found along the way.

Painter applying a clean finish near a window to represent That 1 Painter's 3-year workmanship warranty

Our 3-Year Warranty

Your peace of mind, at the top of mind with our three-year transferable warranty. Covers the painting job, even if you sell the house.

Download Warranty

Caulking FAQs in Myrtle Beach

Worn-out caulk looks split, chalky or brittle, or it shows a thin dark line where the bead has let go of the trim. Window and door joints on the walls facing the ocean or the afternoon sun tend to give out before the rest.

Running a new bead over a dead one rarely lasts, because the fresh sealant ends up stuck to crumbling material instead of the wood or siding. The joint is cleaned, dried and sometimes fitted with backer rod before a fresh bead of flexible, paintable caulk is applied.