HTP EP-399
The HTP EP-399 is a Up to 95% AFUE condensing boiler with a 399,000 BTU/hr BTU output, part of the HTP Elite Premier line. GasBoilers.ca installs, repairs, and maintains the EP-399 across Greater Vancouver — Red Seal–certified, TSBC-licensed, same-day repair available. Call 604-359-1081.
HTP EP-399 overview
The Elite Premier is HTP's flagship modulating condensing boiler, with a 316L stainless-steel heat exchanger and a 10:1 turndown across seven models up to 399,000 BTU/hr. It supports a wide range of applications including radiant, fan coils, snow melt, domestic hot water, and pool heating.
Up to 95% AFUE
Efficiency
399,000 BTU/hr
BTU Output
Up to 12 years
Warranty
EP-399 specifications
| Model | HTP EP-399 |
| Series | Elite Premier |
| Type | condensing |
| BTU Output | 399,000 BTU/hr |
| Efficiency | Up to 95% AFUE |
| Warranty | Up to 12 years |
| Origin | United States |
| Best for | Light-commercial loads |
Elite Premier features
HTP EP-399 services we provide
All work by licensed BC gas-fitters — TSBC-certified.
EP-399 Installation
Permit, sizing, venting, gas, commissioning.
From $6,500
EP-399 Repair
Error code diagnosis, parts, full repair.
From $189
EP-399 Maintenance
Annual tune-up — required for warranty.
From $169
EP-399 Replacement
Upgrade an older unit. Rebate-eligible.
From $6,500
Emergency Service
Same-day no-heat, leak, CO, gas-smell response.
Call 604-359-1081
Warranty Service
Authorized warranty repairs for HTP.
Warranty-covered
HTP EP-399 — frequently asked questions
How much does HTP EP-399 installation cost in Vancouver?
HTP EP-399 installation starts from $6,500 in Greater Vancouver, including permit, code-compliant venting and gas piping, removal of the old unit, and full commissioning. Final pricing depends on your existing system and a heat-loss calculation. Call 604-359-1081 for a free quote.
What size is the HTP EP-399?
The HTP EP-399 has a heating output of 399,000 BTU/hr BTU, with Up to 95% AFUE efficiency. It is best suited to light-commercial loads.
Do you repair the HTP EP-399?
Yes. We diagnose and repair the HTP EP-399 — error codes, ignition faults, no-heat, leaks, low pressure, and sensor issues — from $189. Our technicians are factory-trained on HTP Elite Premier units and carry common parts on the truck.
How often should the HTP EP-399 be serviced?
HTP recommends annual maintenance to keep the EP-399 efficient, safe, and within warranty (up to up to 12 years). Our maintenance service starts from $169.
HTP EP-399 service across Greater Vancouver
We service the EP-399 in every major Greater Vancouver city.
Book HTP EP-399 service today
Same-day repair available · Free installation quotes · Licensed gas-fitters