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Caulking Services

MetroSpace Construction provides professional caulking and joint sealing services designed to improve building performance, appearance, and long-term durability. Proper caulking is essential for preventing air and water infiltration, maintaining fire ratings, and delivering clean, finished lines across interior and exterior surfaces.

Our experienced team applies high-quality sealants with precision, ensuring long-lasting protection and a polished finish for commercial, residential, and industrial properties.

Our Caulking Services Include

Thoughtful Planning. Skilled Execution. Reliable Performance.

Interior Caulking

We provide interior caulking for:

✔️Drywall joints and transitions

✔️Doors, windows, and frames

✔️Baseboards, trims, and millwork

✔️Washrooms, kitchens, and wet areas

Our work ensures clean lines, proper sealing, and a finished appearance.


Exterior Caulking

Our exterior caulking services protect building envelopes, including:

✔️Window and door perimeters

✔️Expansion joints

✔️Concrete, masonry, and façade joints

✔️Siding, cladding, and panel systems

We use weather-resistant sealants designed for Ontario’s climate.


Firestop & Acoustic Caulking

We install specialized sealants for:

✔️Fire-rated wall and floor penetrations

✔️Mechanical, electrical, and plumbing openings

✔️Sound-rated assemblies

All firestop applications are completed in accordance with building code and project specifications.

Surface Preparation & Application

Proper preparation ensures performance. Our team handles:

✔️Removal of old sealant

✔️Surface cleaning and priming

✔️Precise application and tooling

Final Inspection & Clean-Up

Each project includes a detailed inspection and clean-up to ensure consistent quality and long-term results.

Caulking Repairs & Replacement

We remove and replace deteriorated or failing sealant to restore protection, prevent leaks, and improve aesthetics.

Why Choose MetroSpace Construction?

Thoughtful Planning. Skilled Execution. Reliable Performance.

✔️Experienced caulking professionals

✔️Interior, exterior & fire-rated systems

✔️High-quality sealants and materials

✔️Clean, precise workmanship

✔️Code-compliant applications