Old Seal Removal
We remove failed silicone, cracked caulk, dirty edges, and loose sealant affecting draft-prone gaps.

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 air drafts sealing job can turn into a bigger headache when loose parts, damaged surfaces, worn hardware, awkward access, or unfinished repair work are ignored. In Waterloo homes, from older properties to newer builds, the condition of the surface, the fit of the joint, and the surrounding finishes can change how the work should be handled.
This service is a good fit for homeowners who need sealing work reviewed and handled before the issue gets worse, prior to listing the home, or ahead of another repair or renovation project. We look at the actual surface, parts, measurements, and access before recommending the next step.
For homes in areas such as Uptown Waterloo, Beechwood, Westvale, and the University District, access, age of materials, and nearby finished surfaces may vary, so the work is reviewed on site.
Every home is different. Material condition, access, fit, measurements, hardware, and nearby finished surfaces can affect the scope of air drafts sealing. During the technical visit, our technician checks site conditions, materials, access, measurements, surrounding surfaces, and the work area so the quote can be finalized based on the actual conditions.
The visit also helps confirm whether old seal removal, joint preparation, new seal application, finish cleanup, curing time, or moisture exposure planning should be part of the work. The recommended next steps are explained in plain language before anything 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.
We remove failed silicone, cracked caulk, dirty edges, and loose sealant affecting draft-prone gaps.
We clean, dry, size gaps, assess backer rod needs, and prepare adhesion surfaces.
We seal tubs, showers, sinks, counters, windows, doors, and exterior joints where suitable.
We shape bead lines, clean edges, confirm curing time, and plan moisture exposure.
We review old caulk, silicone seams, tub edges, and nearby surfaces needing attention.
We check clearance, access, nearby finishes, and limits that may affect the work area.
Ready to get started?
Local specialists in Air drafts sealing in Waterloo
Book your technical visit online. Our North York team contacts you to confirm.
CNG Contracting is based in Brampton and serves Waterloo by scheduled technical visit for air drafts sealing. For Waterloo homes, travel, availability, access, and scope are confirmed before the appointment is approved, so the visit can be planned appropriately for the property type and work area.
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 window gaps, door gaps, old caulk, silicone seams, and similar areas in Waterloo homes, including older Uptown properties and newer builds, then explain what can be sealed and what may need approval first.
Yes. Cracked caulk, loose trim edges, stained or damaged surfaces, masonry joints, concrete joints, or worn hardware can change the approach. We check the material condition, fit, measurements, and nearby finished surfaces before recommending the next step.
During the visit, the technician reviews access, measurements, materials, hardware, surrounding finishes, and the areas where air may be entering. You receive the recommended scope and quote in plain language before any work is approved.
Book before painting, flooring, staging, listing, or other trades make access harder. For Waterloo homes with varied ages and finishes, an early review helps confirm what should be sealed first and whether any damaged surrounding surfaces need attention.
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.