Fireplaces & Stoves (H07)
Fireplaces and stoves provide ambiance plus supplemental or primary heating – but installation quality determines safety and efficiency.
This BidScope guides you through options: gas fireplaces (direct vent most common, no chimney needed, remote control), wood-burning fireplaces (traditional masonry or zero-clearance inserts), wood stoves (EPA-certified for efficiency and emissions), pellet stoves (automated feed, thermostat control), and electric fireplaces (ambiance only, minimal heat).
Learn gas fireplace types: direct vent (sealed combustion, vent through wall, most efficient), B-vent (natural draft, requires vertical chimney, less efficient), vent-free (no venting needed, moisture and air quality concerns, some codes prohibit).
Understand efficiency: traditional masonry fireplaces actually lose heat (draft pulls warm air out), zero-clearance fireplace inserts 70-80% efficient, EPA-certified wood stoves 70-85% efficient, pellet stoves 70-85% efficient with convenience.
Master installation requirements: clearances to combustibles (varies by unit and type), proper venting critical for safety, gas line sizing for BTU input, electrical for blowers and controls.
Navigate venting systems: direct vent through wall (sealed intake and exhaust), chimney class A for wood stoves (double or triple wall insulated), proper termination height and clearances, annual inspection and cleaning.
Learn wood and pellet fuel: cord wood sizing and moisture content (20% or less for efficiency), hardwood versus softwood (hardwood longer burn, higher BTU), pellet quality and storage (premium pellets less ash).
Understand controls: gas fireplace remote and thermostat control, wood stove air intake adjustment, pellet stove automated feed and thermostat.
Know safety devices: glass doors on wood units (prevent sparks), carbon monoxide detectors required, chimney caps (prevent animals and rain), spark arrestors where required.
Navigate permits and codes: installation permit required, clearances to combustibles, hearth requirements for wood units, seismic restraint in Utah.
Calculate heating capacity: BTU output versus room size, supplemental versus primary heating, zoned heating for specific rooms.
Budget realistically: gas fireplace insert $2,500-5,000 installed, direct vent gas fireplace $3,000-6,000 installed, EPA wood stove $2,000-5,000 installed, pellet stove $3,000-6,000 installed.
This tool ensures your fireplace or stove is safe, efficient, and code-compliant.
What’s Included:
- Fireplace and stove types (gas, wood, pellet, electric)
- Gas fireplaces (direct vent, B-vent, vent-free)
- Direct vent gas fireplace (sealed combustion, through wall, most efficient)
- B-vent gas fireplace (natural draft, vertical chimney required)
- Vent-free gas fireplace (no venting, moisture concerns, some codes prohibit)
- Gas fireplace remote and thermostat control
- Gas fireplace logs vs inserts vs built-in
- Wood-burning fireplaces (masonry, zero-clearance, inserts)
- Traditional masonry fireplace (inefficient, loses heat via draft)
- Zero-clearance fireplace inserts (70-80% efficient)
- Wood fireplace inserts for existing masonry
- Wood stoves (EPA-certified for efficiency)
- EPA emission standards (4.5 g/hr max for stoves)
- Wood stove efficiency 70-85%
- Catalytic vs non-catalytic combustors
- Pellet stoves (automated, thermostat-controlled)
- Pellet fuel hopper and auger feed
- Pellet stove efficiency 70-85%
- Electric fireplaces (ambiance, minimal heat output)
- Installation requirements and clearances
- Clearances to combustibles (varies by unit 6-36 inches)
- Hearth requirements for wood stoves
- Proper venting (critical for safety)
- Gas line sizing for BTU input
- Electrical for blowers and ignition
- Venting systems by type
- Direct vent termination through wall
- B-vent chimney requirements (vertical, draft)
- Class A chimney for wood stoves (insulated, double/triple wall)
- Chimney height and termination clearances
- Chimney caps and spark arrestors
- Wood and pellet fuel considerations
- Cord wood sizing and measurement
- Wood moisture content (20% or less for efficiency)
- Hardwood vs softwood (hardwood longer burn, higher BTU)
- Pellet quality grades (premium less ash)
- Pellet storage (keep dry)
- Controls and operation
- Gas remote control and thermostats
- Wood stove air intake damper
- Pellet stove automated feed and thermostat
- Blower fans for heat circulation
- Safety devices and requirements
- Glass doors on wood units
- Carbon monoxide detectors required
- Tempered glass for safety
- Hearth pads for wood stoves
- Permits and code compliance
- Installation permit required
- Clearance verification
- Seismic restraint in Utah
- Heating capacity and sizing
- BTU output by model
- Room size heating capacity
- Supplemental vs primary heating
- Zoned heating for specific areas
- Annual maintenance (gas inspection, chimney cleaning)
- Cost factors ($2,500-5,000 gas insert, $3,000-6,000 direct vent gas, $2,000-5,000 wood stove, $3,000-6,000 pellet)
- Finding qualified installers
- NFI certified gas installers
