24/7 Emergency Line

519-884-0990
Kastl & Zuch

Service areas

Where we work across the K-W region.

Sixty years of crew time on the road from Waterloo. We service Kitchener-Waterloo, Cambridge, the township to the west, and the country builds north and east of the city.

  • ON, Canada

    Kitchener

    Plumbing repair, boiler service, water heater replacement, and full hydronic + radiant systems across every Kitchener neighbourhood, from Doon and Pioneer Park to Forest Heights and Stanley Park.

  • ON, Canada

    Waterloo

    Our home shop. We work the full city, from Uptown and Lakeshore through Beechwood, Eastbridge, and Conestogo Plains. Same-day service is the norm.

  • ON, Canada

    Cambridge

    Galt, Hespeler, and Preston. Boiler replacements, radiant retrofits, and water treatment for the older housing stock are routine work for us here.

  • ON, Canada

    Elmira

    We have served Elmira homes and farms for decades, with experience on well-water treatment, propane gas service, and rural mechanical builds.

  • ON, Canada

    St. Jacobs

    Heritage home plumbing, careful work in older buildings, and modern hydronic systems for new builds along the Conestogo River corridor.

  • ON, Canada

    Conestogo

    Custom homes and country builds along the Conestogo and Grand River. Snow-melt and large-format radiant systems are our specialty here.

  • ON, Canada

    Wellesley

    Rural service work, well-water treatment, and gas-line installs through Wellesley Township. Long-time relationships with the local builders.

  • ON, Canada

    Baden

    Custom mechanical for new construction in Baden and Wilmot Township, plus full plumbing service for existing homes in the Petersburg corridor.

  • ON, Canada

    New Hamburg

    Hydronic boilers, water treatment, and gas service for new and historic homes throughout New Hamburg and the surrounding township.

  • ON, Canada

    Breslau

    Riverbank Estates, Hopewell Crossing, and the broader Breslau build-out. Builder-coordinated rough-in and trim, plus direct service for homeowners.

Outside this list?

If you are anywhere in southwestern Ontario, call us.

We routinely take work in the broader Region of Waterloo and the surrounding townships. The list above is the area we cover most weeks, but if you are nearby, just call. We will tell you straight whether we are the right shop for the job.

Quick check

Call 519-884-0990 and tell us your address. If we cannot service it, we will tell you who can.

Request a quote

Talk to a technician

Need a quote, a service call, or a second opinion?

We answer the phone. We pull permits. We stand behind our work, same as we have since 1966.