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Vdom Manux 8088 uPVC Front Door vs Therma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights

Both are prehung entry doors with sidelights, but they solve different problems. The Vdom is a uPVC unit with a welded reinforcement frame, double-glazed safety glass and a thermal-break aluminum threshold; it suits buyers who want a low-maintenance, rot-proof door and a modern matte black look. The Therma-Tru is a fiberglass door on an aluminum impact frame with an insulating core, a 6-9/16-in jamb and an ASSA 2002 lock case; it suits buyers who want a heavier, more conventional residential door with a deeper frame and a name-brand lock prep. On build, the Therma-Tru has the sturdier frame and hardware story; the Vdom has the better glass and threshold insulation story. Owners of both types report the same trade-off: uPVC is lighter and easier to care for, fiberglass feels more solid and takes paint and stain well.

  • Choose the Vdom Front Exterior Prehung uPVC Door if you want a light, rot-proof, low-maintenance door with double-glazed safety glass and a thermal-break threshold, and a modern matte black finish.
  • Choose the Therma-Tru Grid Entry Fiberglass door if you want a heavier fiberglass slab on an aluminum impact frame with an insulating core, a deep 6-9/16-in jamb and an ASSA 2002 lock case.

Prices

  • Vdom Manux 8088 uPVC Front Door: $1,614.15 at Walmart (last seen Nov 13)
  • Therma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights: $2,171.04 at Lowe's (last seen Nov 8)
  • Difference: the Vdom Manux 8088 uPVC Front Door is $556.89 cheaper than the Therma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights at the latest prices (Nov 8 and Nov 13)
  • Vdom
    Vdom Front Exterior Prehung uPVC Door Frosted Glass Manux 8088

    Vdom Manux 8088 uPVC Front Door

    Vdom Front Exterior Prehung uPVC Door Frosted Glass Manux 8088

    5(1 rating)
    $1,614.15at WalmartChecked Nov 13
    See all prices and details
    Visit Walmart
    Pros
    • Rot-proof uPVC needs no painting or sealing
    • Double-glazed safety glass cuts noise and heat loss
    • Thermal-break aluminum threshold keeps cold out
    • Welded reinforcement adds burglary resistance
    • Light enough for a two-person install
    Cons
    • No specified lock case, so hardware is an extra decision
    • uPVC can look less solid than fiberglass up close
    • Limited color choice beyond matte black and white silk
    Therma-Tru
    Therma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights

    Therma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights

    $2,171.04at Lowe'sChecked Nov 8
    See all prices and details
    Visit Lowe's
    Pros
    • Fiberglass resists dents, rust and rot
    • Insulating core and deep 6-9/16-in jamb suit cold climates

    What separates them

    Vdom Manux 8088 uPVC Front DoorTherma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights
    Material and coreuPVC skin over a 1 1/4-in HPL foam sandwich panelFiberglass slab over an insulating core
    FrameAll-welded reinforcement, 1/10 in thickAluminum impact frame
    GlassEnergy-saving double-glazed safety windowsDecorative glass, 3/4 lite
    ThresholdAluminum threshold with thermal insert and reinforcing profileStandard sill with black nickel finish
    Lock prepReady for a lockset; no lock case specifiedASSA 2002 lock case
    Jamb depthStandard prehung depth6-9/16 in, fits thicker walls
    Weight and handlingAround 120 lbs for the unit, lighter to hangHeavier fiberglass unit
    Finish careScratch and impact resistant, wipes clean, no paintingPainted finish, can be repainted or stained

    Price history

    • Therma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights: lowest $2,171.04 on Nov 8 at Lowe's; $4,494.97 on Nov 10.

    Prices at every store

    Vdom Manux 8088 uPVC Front Door

    • WalmartNew

      In stockSold by UnitedPorte IncReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

      $1,614.15Free shippingChecked Nov 13
      Visit Walmart
    Prices and history →

    Therma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights

    • Lowe'sNew

      In stock

      $4,494.97Free shippingChecked Nov 10
      Visit Lowe's
    • Lowe'sNew

      Availability unknown

      $2,171.04+ $79.00 shippingChecked Nov 8
      Visit Lowe's

    Store links may earn us a commission. Some prices via Klarna.

    Prices and history →

    Specs compared

    SpecVdom Manux 8088 uPVC Front DoorTherma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights
    size48" incl. Side x 80"; Left In36-in x 80-in (common)
    colorOtherBlack
    actual_colorMatte Black—
    Lock Case—ASSA 2002
    Hang—R
    Width (")—68.0
    Type of Glass—Decoration Glass
    Glass—Yes
    Height (")—80.0
    Style—Classic, Modern
    Door—Right
    Door Mechanism—Swing
    Show all 30 specsShow fewer specs
    SpecVdom Manux 8088 uPVC Front DoorTherma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights
    Thickness—6-9/16-in
    Door Type—Prehung, Entry Door
    Door Handing—Right-hand inswing
    Number Of Panels—Flush panel
    Installation Location—Exterior, Back door, Prehung, Residential
    Installation Type—Pre-hung and ready to install
    Material—Fiberglass
    Core Material—Insulating core
    Metal Material—Aluminum (impact frame)

    Questions and answers

    Which is better for a cold climate?
    The Vdom has the edge on glass and threshold: double-glazed safety windows and a thermal-break aluminum threshold. The Therma-Tru counters with an insulating core and a deep 6-9/16-in jamb. For the coldest sites, the Vdom's glazing and sill details matter more.
    Which lasts longer?
    Both resist rot and rust. The Therma-Tru's aluminum impact frame and fiberglass slab are the more rugged combination for exposed, high-traffic entries. The Vdom's uPVC and welded reinforcement hold up well but feel lighter.
    Is the Therma-Tru worth stepping up to?
    Step up if you want a heavier door, a deeper jamb for a thick wall, and a specified ASSA 2002 lock case. Stay with the Vdom if double glazing and a thermal-break threshold matter more to you.
    Which is easier to install?
    The Vdom is lighter, around 120 lbs for the unit, so it is easier to lift and set. The Therma-Tru is heavier but comes prehung with weatherstripping and brickmould included.
    Do both come with sidelights?
    Yes. The Vdom is a 48-in unit including the side panel; the Therma-Tru is a 68-in-wide unit with sidelights. Check your rough opening against each before ordering.
    Can I repaint either door?
    The Therma-Tru is painted and can be repainted. The Vdom's uPVC finish is not meant to be painted; it wipes clean instead.

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    More comparisons

    • Therma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights vs National Door Company Z000754L Steel Primed, Left Hand in-Swing, Prehung Front Door, 15 Lite External Grilles, Clear Glass, 32" x 80"
    • Therma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights vs Exterior Front Entry Decorative Glass Door 36 Inch with 10 Inch Side Lites in Frame, Fiberglass
    • The Porch 36 x 80 In. Fiberglass Entry Door Slab, Modern 4-Lite Frosted Glass Entry Door, Right Hand Inswing, White Finish vs Therma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights
    • 3 ft. x 6 ft. 8 in. Mahogany Classic 4 Lite Prehung Exterior Door vs Therma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights
    • Vdom Front Exterior Prehung uPVC Door Frosted Glass Manux 8088 vs National Door Company Z000754L Steel Primed, Left Hand in-Swing, Prehung Front Door, 15 Lite External Grilles, Clear Glass, 32" x 80"
    • Therma-Tru Grid Entry 68-in 80-in x 6-9/16-in Fiberglass 3/4 Lite Right-hand Inswing Black Painted Prehung Front Door with Sidelights vs WeatherCraft Torrefied Mahogany 6 Lite Arch Glass Double Entry Door with Flemish Privacy Glass
    • 3 ft. x 6 ft. 8 in. Mahogany Classic 4 Lite Prehung Exterior Door vs Vdom Front Exterior Prehung uPVC Door Frosted Glass Manux 8088

    Buying guides that pick them

    • Best prehung front entry doors with geometric brass rectangular lites
    • Best left-hand inswing prehung exterior front doors
    • Best front entry doors with brass geometric glass lites
    • Best prehung front entry doors with brass geometric glass lites
    ASSA 2002 lock case is a known, serviceable standard
  • Aluminum impact frame holds up in exposed locations
  • Can be repainted to refresh the look
  • Cons
    • Heavier unit takes more effort to hang
    • Decorative glass is single-pane, weaker on insulation than double glazing
    • Painted finish may need touch-ups over time
    Frame Material—Aluminum (impact frame)
    Included Accessories—Weatherstripping, brickmould
    Door Configuration—Single door
    Durability—Resist rust, Resist dents, Resist rot
    Finish Type—Painted, Unfinished
    Hardware Type—Ready for lockset and deadbolt
    Hardware Material—Black nickel (sill finish)
    Glass Material—Tempered glass
    Energy Efficiency—Insulating core
    Best prehung front entry doors with geometric brass grids