- Brand
- Guardian
- Efficiency
- 95–96 % AFUE; NRCan listed full-model records; not an inferred output from AFUE
- Heating control
- Single-stage
- Purchase check
- Full model + written scope
Guardian RG19
Guardian RG19 is a single-stage condensing family with Canadian-market certification evidence. It is a useful lesser-known option to compare with other single-stage ECM furnaces. The Guardian equipment brand must be kept separate from any unrelated contractor trading under a similar name.
Size, efficiency & equipment
| Brand | Guardian |
|---|---|
| Model family | RG19 |
| Fuel / equipment class | Natural gas; propane only where the full-model approval and conversion requirements permit |
| Efficiency | 95–96 % AFUE; NRCan listed full-model records; not an inferred output from AFUE |
| Burner stages / control | Single-stage |
| Blower | Five-speed constant-torque ECM |
| Input capacity, BTU/h | 26,000–120,000 BTU/h; NRCan listed full-model records; not an inferred output from AFUE |
| Rated output, BTU/h | 25,000–114,000 BTU/h; NRCan listed full-model records; not an inferred output from AFUE |
| Cabinet dimensions | Not verified — obtain the exact model specification |
| Canadian availability | Canadian NRCan records found for this family; listing does not prove local stock or every installation application. |
Family maxima and ranges are not the specification of every size. Obtain the complete model suffix, current output rating and dimensional drawing. Cabinet dimensions do not include all service clearances.
| Reported model | Configuration | Input BTU/h | Output BTU/h | AFUE % |
|---|---|---|---|---|
| RG19026A08MPS1*D | D | 26,000 | 25,000 | 96 |
| RG19026A08MPS1*H | H | 26,000 | 25,000 | 96 |
| RG19040A10MPS1*D | D | 40,000 | 38,000 | 96 |
| RG19040A10MPS1*H | H | 40,000 | 38,000 | 96 |
| RG19060A10MPS1*D | D | 60,000 | 57,000 | 96 |
| RG19060A10MPS1*H | H | 60,000 | 57,000 | 96 |
| RG19060B12MPS1*D | D | 60,000 | 57,000 | 96 |
| RG19060B12MPS1*H | H | 60,000 | 57,000 | 96 |
| RG19080B12MPS1*D | D | 80,000 | 76,000 | 95 |
| RG19080B12MPS1*H | H | 80,000 | 76,000 | 96 |
| RG19080C16MPS1*D | D | 80,000 | 76,000 | 96 |
| RG19080C16MPS1*H | H | 80,000 | 76,000 | 96 |
Saved registry observations, not a stock list. Wildcards and configuration codes are reproduced as reported. UH = upflow; D = downflow where used. Search the complete registry.
Manufacturer pictures & technical drawings
Exact cabinet drawing was not verified for this profile. Use the manufacturer sources below and request the selected model’s current dimensional sheet before ordering.
Capacity and installation fit
Use the exact capacity row rather than assuming all RG19 units have the same output. The family includes a range of heating sizes, and a small cabinet footprint does not establish the service space needed after installation. Ask the dealer to identify the selected full model and a compatible filter and return arrangement.
Compare the proposal, not just the badge
A sound RG19 quotation should state who provides the unit, who performs startup, and who handles warranty labour. Ask how parts are obtained locally. A simpler furnace configuration can be attractive, but this profile makes no claim that simplicity guarantees fewer failures or that the least expensive quote is necessarily the best value.
Evidence to request before purchase
For the RG19, keep the complete suffix and the dated specification with the quotation. Have the installer identify the selected heating output, installation orientation and control arrangement in writing. A family maximum is not necessarily the rating of the unit supplied. Ask for the completed startup record and the current Canadian warranty certificate, including labour exclusions. This profile does not assign a failure-rate score or convert a warranty promise into evidence of longer life.
Cost, reliability & alternatives
Local installed pricing was not verified. Ask for a dated Canadian-dollar quotation and distinguish the equipment brand from the contractor’s business identity.
Guardian’s warranty and manufacturer claims do not supply comparative Canadian failure statistics. Brand obscurity is not evidence of poor reliability, just as familiar ownership is not a guarantee of trouble-free operation.
Read the Guardian brand assessment · Installed-price context · Compare this model
Sources & verification
Research snapshot: 11 October 2026. Confirm the current complete model, Canadian supply and warranty before purchase.