About Us

MasterSweep Professional Chimney Service is locally owned and operated by Gray Biggins and Rainbow Monds, established in Kelowna in 2002.  We are proud to be a small, local Okanagan company.

We are fully WETT Certified, and we are the only two WETT Certified Advanced Sweeps in the Kelowna area. Both of us are also WETT Certified Site Comprehensive Inspectors, with a combined experience of over 50 years in the industry. We offer something different to our customers – expert service!

Sweeping and inspecting wood burning systems is what we specialize in year round, day in and day out.  We provide service in the Greater Kelowna Area of Winfield to Peachland, including Joe Rich.

We believe in being professional, and in having proper training and credentials.

We are members of the
  • Wood Energy Technicians of BC (WETBC)
  • The Chimney Safety Association of Canada
  • Thermal Environmental Comfort Association (TECA)
Gray Biggins has 30+ years field experience.
  • WETT Certified #5449 as an Advanced Technician, Advanced Sweep, and SITE Comprehensive Inspector
  • Ventilation Certification through TECA #VG06-582
Rainbow Monds has 20+ years field experience.
  • WETT Certified #6213 as an Advanced Technician, Advanced Sweep, and SITE Comprehensive Inspector
  • Ventilation Certification through TECA #VG06-587
meet our team
WETT Inspections and Sweeps Kelowna