Williamson-Thermoflo FS-155 (Combi) Installation in Vancouver
~$6,500–$9,100 installed · 95% AFUE · Same-day, often within 2 hours · 604-359-1081
We supply & install — we do not sell equipment on its own. Every GasBoilers.ca price includes professional installation by Red Seal–certified BC gas-fitters, permit, and commissioning.
604-359-1081 — exact Vancouver quoteWe install the Williamson-Thermoflo FS-155 (Combi) — larger homes with higher hot-water demand — for homeowners across Vancouver. Vancouver's older West Side and East Side homes often have legacy cast-iron boilers and original mid-century hydronic systems. We service both heritage installations and modern condensing combi retrofits across all neighbourhoods. Same-day, often within 2 hours on quotes and bookings.
Williamson-Thermoflo FS-155 (Combi) — at a glance
Heating output
155,000 BTU input BTU
Hot water
Combi DHW model
Efficiency
95% AFUE
Warranty
Up to 12 years
Is the FS-155 (Combi) right for your Vancouver home?
The FS-155 (Combi) is part of the Williamson-Thermoflo FreeStyle Series 2 — wall-mounted 95% afue condensing boiler, heat-only or combi. It best suits larger homes with higher hot-water demand. On a Vancouverinstall we confirm the right size with a heat-loss calculation so you don't over- or under-size the boiler.
Your Vancouver installed price includes
Vancouver areas we install in
Downtown · West End · Kitsilano · Point Grey · Kerrisdale · Marpole and all of Vancouver.
Approximate installed price — every home is different. Final cost depends on your existing system, venting, gas line, and a heat-loss calculation. Call 604-359-1081 for an exact quote.
Williamson-Thermoflo FS-155 (Combi) install in nearby cities
More on the Williamson-Thermoflo FS-155 (Combi)
Install the Williamson-Thermoflo FS-155 (Combi) in Vancouver
604-359-1081 · Same-day, often within 2 hours · We supply & install — approximate price shown, call for your exact number.