Old Seal Removal
Failed silicone, cracked caulk, dirty edges, and loose sealant are removed where access allows.

SCHEDULE AN INSPECTION
Tell us what you need and a certified specialist will visit you to evaluate your project and give you a real quote the same day.
WHY DO I NEED A TECHNICAL VISIT?
Your project may be eligible to have the technical visit fee deducted from the final invoice.
Our team will contact you via WhatsApp or phone to confirm your visit.
Ontario certified professionals
Serving GTA since 2005
On all workmanship
Verified reviews
A small leak sealing & slope adjustment job can become a larger repair issue when loose parts, damaged surfaces, worn hardware, awkward access, or unfinished repair work are ignored. CNG Contracting reviews the actual surface, parts, measurements, and access so the next step is based on the condition of the area, not guesswork.
This service is a good fit for Mississauga homeowners preparing for a repair, getting a home ready for listing, or trying to stop moisture from affecting nearby finished surfaces. Detached homes, executive townhouses, condos, and waterfront properties can all have different access limits, surface materials, and moisture exposure, so the technical visit helps confirm what is possible and what should happen first.
We focus on small sealing and adjustment issues where the surface, joint, or edge needs proper preparation and a clean finish.
Homes in areas such as Port Credit, Erin Mills, Meadowvale, and City Centre may have different age, finish, and access conditions, so each work area is reviewed on site.
During the visit, the technician checks site conditions, access, materials, measurements, surrounding finishes, and the likely scope of work before the quote is finalized. This includes looking at old seal removal needs, cleaning and drying requirements, gap size, backer rod needs, adhesion surfaces, and any nearby finishes that could affect the repair.
Where new sealant is suitable, the work may involve tubs, showers, sinks, counters, windows, doors, or exterior joints. Finish and protection details are also considered, including smooth bead lines, edge cleanup, curing time, and moisture exposure planning. If the condition of the surface or access changes what can be done, the technician explains the recommended next step in plain language before any work is approved.
For urgent drywall repairs in North York, call us to schedule an appointment today.
(647) 669-7346
We keep the process clear so you know what is checked, handled, and approved.
Failed silicone, cracked caulk, dirty edges, and loose sealant are removed where access allows.
We clean and dry joints, confirm gap size, and identify backer rod needs.
Fresh sealant is applied to tubs, showers, sinks, counters, windows, doors, and exterior joints.
Bead lines are smoothed, edges cleaned, and curing conditions explained for moisture exposure planning.
We review caulk, silicone seams, and tub edges to confirm the next practical step.
Access, clearance, nearby finishes, and work area limits are checked before approval.
Ready to get started?
Local specialists in Leak Sealing & Slope Adjustment in Mississauga
Book your technical visit online. Our North York team contacts you to confirm.
CNG Contracting is based in Brampton and serves Mississauga for Leak Sealing & Slope Adjustment by scheduled technical visit. Travel, availability, access, and scope are confirmed before the appointment is approved, especially for properties where drainage, grading, or exterior access conditions may affect the work plan.
Daily optimized routes to reduce wait times.

Select a date for our technician's visit. We guarantee full transparency from the very beginning.
We visit your home, evaluate the damage, materials, and access. The visit fee covers our travel time.
Approve the project knowing the exact total cost. No surprises. Evaluated and quoted under professional standards.
We complete the work to our 2-year warranty standard. You inspect the final finish before we consider it done.








It’s a professional on-site assessment. A certified CNG Contracting technician inspects the work area, takes measurements and photos, checks access, safety, and any constraints (power, water, ventilation), and discusses your goals, style, and finishes. You’ll receive a detailed proposal with a clearly defined scope, timeline, and material options. Even if you choose not to proceed, you keep the written findings and recommendations.
We typically confirm within 2 business hours by email or phone with the earliest available time window. For urgent issues, we try to offer same day response when scheduling and scope allow. Larger jobs may require material lead times if so, we coordinate the earliest visit that avoids delays once on site.
After the assessment we define a clear scope of work (tasks, inclusions, timeline, and material assumptions). Your quote reflects that scope as a fixed price it won’t change unless you approve a scope change or we uncover a hidden condition that wasn’t visible during inspection (e.g., concealed rot). Any change is documented with photos and options before proceeding.
We protect floors and high-traffic areas, isolate dust where needed, and remove debris at the end of the day. We aim to minimize disruption to your routine. At handover, we complete a quality checklist and, when appropriate, share before-and-after photos for your records.
For services labeled “materials included”, standard consumables and parts are covered. For custom work (e.g., built-ins), we can price both CNG-supplied materials and client-supplied materials. We’ll specify makes, quantities, and compatibility to ensure durability and code compliance.
Yes. Rescheduling with at least 48 hours’ notice is free. Short-notice cancellations may incur a coordination fee. If weather or health/safety concerns arise, we prioritize safety and offer the closest new slot available.
We provide a 2-year workmanship warranty. If something isn’t right, we’ll diagnose and correct it promptly. For support, email handyman-pro@cngcontracting.com
or call (647) 669-7346; we’ll schedule a follow-up, document findings, and complete the corrective work.
Yes. We offer maintenance plans, priority response, standardized task catalogs, and consolidated invoicing for offices, retail, and multi-unit buildings. Ask about SLAs and reporting if you manage multiple locations.
Absolutely. We design and install grab bars, threshold ramps, wider doorways, anti-slip flooring, walk-in shower rails, and more. We assess reach, transfer zones, and path-of-travel to reduce fall risk and increase independence. We’ll explain pros/cons, maintenance, and lifespan of each option.
We cover Toronto (all boroughs), Mississauga, Brampton, Hamilton, Oakville, Burlington, Vaughan, Richmond Hill, Markham, Oshawa, Milton, Guelph, Cambridge, Kitchener, Waterloo, London, Barrie, St. Catharines / Niagara and more. Our system assigns the nearest crew and accounts for travel to meet the agreed time window.
Yes. We can review old caulk, silicone seams, tub edges, shower corners, sink rims, window gaps, and similar leak-prone areas in Mississauga homes, then explain what can be sealed, adjusted, or should be approved first.
Yes. Damaged grout, loose surfaces, worn hardware, poor slope, awkward access, or nearby finished surfaces can change the approach. This is common in older Mississauga detached homes, townhouses, and condos, so we check the condition first.
During the technical visit, we inspect materials, access, measurements, hardware, slope, and surrounding surfaces. After that, we explain the recommended scope and quote in plain language, so you can approve the work before it begins.
Book a review before the leak spreads, before listing a Mississauga property, or before starting nearby painting, flooring, countertop, or tile work. Clear the area where possible and share photos so the visit can be planned efficiently.
Our team is ready to prioritize your project in North York if you need it.
(647) 669-7346
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| Monday | 7 AM – 5 PM |
| Tuesday | 7 AM – 5 PM |
| Wednesday | 7 AM – 5 PM |
| Thursday | 7 AM – 5 PM |
| Friday | 7 AM – 5 PM |
| Saturday | 9 AM – 5 PM |
| Sunday | Closed |
Ready to Transform your Space
Schedule an inspection with our expert team. We cover distances strategically to give you the best guaranteed service.