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Superior HeatFlo Kit for 72" DRL4000 and DRL6000 Linear Fireplaces | HTFLO-LIN72

Superior HeatFlo Kit for 72" DRL4000 and DRL6000 Linear Fireplaces | HTFLO-LIN72

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Superior HeatFlo Kit for 72" DRL4000 and DRL6000 Linear Fireplaces | HTFLO-LIN72
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The Superior HTFLO-LIN72 (cat. no. F4408) is the HeatFlo kit for the 72 inch Superior DRL4000 and DRL6000 linear direct-vent gas fireplaces. It moves the convective heat from the front of the fireplace to a register higher on the wall, so a TV can sit closer to the fireplace or in a recessed pocket above it. It goes in at the framing stage.

Heat registerMoves heat up the wall
TV 12" aboveFlush wall minimum
76" minimumUnit bottom to register
72" modelsDRL4000 and DRL6000

Details

ModelHTFLO-LIN72
Cat. no.F4408
Kit nameKit, HeatFlo Linear 72
FitsSuperior DRL4000 and DRL6000 series, 72" models; Astria Allume and Allume DLX, 72" models
Kit contents1 heat register, 1 register trim, 4 flex pipes 5" (stretch to 60"), 8 gear clamps, 4 HeatFlo collars, 2 plenum brackets, 32 self-tapping screws, instructions
Register openingAt least 76" from the bottom of the unit; flex pipe no longer than 20 ft
Register framing7-1/2" rough opening
TV, flush wallAt least 12" above the fireplace opening, 3" below the vent opening
Recessed pocketAt least 18" above the opening, 5-1/2" below, 3-1/2" max depth, 3" clearance on all sides
Ceiling and sprinklersVent opening 6" below the ceiling; 60" to a sprinkler head
Clearance1" minimum to combustibles around the pipes
BrandSuperior (Innovative Hearth Products)
Install it at the framing stage.IHP says the kit must be installed by a qualified installer, service agency or gas supplier when the fireplace goes in. Do not cover the register, and keep the flex pipes off the fireplace venting.

Questions people ask us

What does the HeatFlo kit do?

It redirects the convective heat from above the glass to a wall register higher up, which allows a TV closer to the fireplace or in a recessed wall pocket.

Which fireplaces is it for?

The 72 inch Superior DRL4000 and DRL6000 models. IHP lists the same kit for the 72 inch Astria Allume and Allume DLX.

How close can the TV be?

IHP gives 12 inches above the opening on a flush wall and 18 inches for a recessed pocket as minimums. Follow the TV maker's heat limits as well.

What is in the kit?

A heat register and trim, four 5 inch flex pipes that stretch to 60 inches, clamps, collars, plenum brackets, screws and instructions.

Is it right for my fireplace?

The model number is on the rating label of the fireplace. Send it to us and we will check the part against the parts list before you order.

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Manuals and warranty

Superior manuals and warranty

Warranty terms come from Superior and depend on the product. Read the manual and the warranty for your model before you order.

Our warranty libraryยท HeatFlo linear kit instructions, 901063-00 (PDF)
Not sure HeatFlo suits your wall? Tell us the fireplace model and where the TV will go and we will check the framing numbers with you. No obligation either way.
Ask us before you order