15

Raised and Flush Hearth Application:

Ifyouwouldprefertohave araisedhearth,theVent-Freebox
canberaisedtothedesiredheightusingwoodstudsorconcrete
blocks.
Figure 26
ConcreteBlock
RaisedPlatform
 Whendeterminingraisedhearthheight,besuretoallow
forthe3”thickrebox hearthand1-1/2”thickrebrickoor,in
additiontotheheightofbaseplatform.
Figure 27
RaisedWood
Platform
 Fora“ushhearth”(replaceoorushwiththeroom’s
oor)thebaseplatecanbeomittedfromtheassemblyandthe
reboxwalls built directly on the concrete support slab. The
rebrickooroftherebox isthensetdirectlytotheconcrete
supportslab.This makesthereplace nishedrebrick oor
approximatelyoneand one-halfinches(1-1/2”)above thetop
oftheconcretesupportslab.
Gas Piping Installation
The provision for installation of a gas pipe is only for
connection to a Ventfree decorative gas log sets meeting
standardANSIZ21.11.2
Familiarizeyourself with requirements for installation as
outlinedbytheNationalFuelGasCode,ANSIZ223.1.
Thisgas pipe provision must only be connected to an
approvedvent-free gas log heater certied toANSI Z21.11.2
heaterstandard. Check local building codes for specic pipe
andmaterialrequirements.
1) Gaspipingcanberoutedfromtheoor,rearorsidewalls.
Witha masonry drill, follow the instructions from the gas
appliancemanufacturer.Anywiresmustberoutedthrough
separateconduit.Makesureprovisionsaremadeforaccess
tomanualshut-offvalve.
Figure 28 CSACertied Manual
Shut-offValve
Tee-joint
Sediment
Trap
Approved
Flexible
GasLine 3”
Minimum
Pipe
Nipple
Cap
FromExternal
Regulator
(11-14”W.C.pressure)
2) Afterroutingpiping,llholearoundpipewithmortar.
Electrical Line Feed
Electricalline feed can be routed through the Standard
reboxbackwall,sidewallsoroorbydrillinganappropriately
sized hole using a masonry drill bit. Be sure to follow the
Ventfreedecorative gas log Manufacturer’s explicit electrical
line connection instructions for vented masonry replace
installations.
NOTE: Gas line and electric line must be routed through
separate access holes.
FirebrickSideGasor
ElectricLine
Figure 29
IMPORTANT: Allaccessholesmustbegrouted withmortarto
sealanygapsorcracks.