Janssens | 10ft wide Modern Pent Roof Glass Greenhouse Kit With 4mm Tempered Glass Glazing



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The Janssens Modern Pent Roof Glass Greenhouse Kit features a sleek sloping roof design that matches the modern house style. Use this greenhouse as a perfect year round growing environment for your herbs, fruits or veggies. Or use it as a relaxing lean to sunroom, a whimsical standalone backyard lounge, a cozy jacuzzi house to extend your living space beyond your house.

The Janssens Modern Pent Roof Glass Greenhouse comes standard with:

  • 1 set of double hinged doors with closers
  • 2 roof vents with manual spindle openers
  • 2 louvered window with automatic openers
  • 2 push out / tilt windows

Click Here to see our Retractable Shade Cloth Curtains for these models.

In order to support the single longer roof glass panels of this unique glass greenhouse design, the aluminum roof rafter/profiles are twice as thick as our normal profiles. The strong frame combines with the 4mm tempered safety glass construction make for a very durable, long lasting structure with little maintenance.

This beautiful greenhouse is highly customizable by special order - size, color, roof and wall features such as doors, panels, and windows. Call us at 888-648-5333 to arrange a free design session to configure your dream version!

Black is standard, available in other colors by custom order (at extra cost):

10x15 ft and 10x20 ft are the standard sizes, other sizes are available by custom order (at extra cost):

  • 10x10 ft (custom)
  • 10x12.5 ft (custom)
  • 10x17.5 ft (custom)

Narrow glass panels (half the width of the standard panels) available by custom order.

A note about custom orders: the pricing given on this page for custom sizes and colors is an initial estimate for your information and comparison, all custom orders will require a custom price quote.  Your custom order will be built for you in the Janssens factory in Lier, Belgium, and your estimated arrival for your unique build will typically be a few months, depending on the factory queue and the shipping pipeline.  Call us at 888-648-5333 or email info@MyGreenhouseStore.com for more information.

If you prefer to have a professional crew assemble and install the greenhouse for you, call 888-648-5333 for a some recommendations from our list of experienced builders.

  • Color: Black. Other colors available by custom order.
  • Frame Material: Aluminum
  • Spacious hobby greenhouse.
  • Strong aluminum frame construction with thick gauge
  • Aluminum roof rafter/profiles are twice as thick as our normal profiles
  • 4mm tempered glass glazing for safety and good insulation value. Glass is secured in place with heavy rubber sealing.  10mm twin-wall polycarbonate roof (instead of glass) available as a custom order.
  • 1 set of double hinged doors with closers
  • 2 roof vents with manual spindle openers
  • 2 louvered windows with automatic openers
  • 2 push out / tilt windows
  • Made in Belgium by Janssens
  • 15 Year Limited Warranty
  • Financing Available
  • 10ft 2in wide (other widths available by custom order)
  • 15ft or 19ft 10in Long (other lengths available by custom order)
  • Sidewall height (lower side): 6ft 8in
  • Sidewall height (high side): 9ft 7in
  • Double hinged door: 56.75x70.5 in
  • Frame: Black Aluminum
  • Glazing: 4mm Tempered Glass
  • Ship on 1 long pallets of 140 inch and 2 long boxes, total weight of 1,310 lbs. This unit does require a forklift to unload - or customer has to have at least 4 people or more on hand to unload glass panels one by one!

Janssens Modern Glass Greenhouse Installation Manual


15 Year Limited Warranty

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Questions & Answers

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  • Is the Roof angled or Flat?

    The roof is 'pent' - a flat roof but tilted at an angle - 115 inches tall at the high part, 80 inches tall at the low part

  • Wonder just how customizable this is? Can the lower wall be made same height as the front wall or slightly higher? Can an additional door be added on one side? Happy to talk if it can be reconfigured.

    On this model, the ridge height and gutter height are not configurable.  However this model is highly configurable in other aspects, for example:

    * 4 standard frame colors (black, green, bronze, white) and hundreds of other available colors (all RAL 9000 system colors)
    * 3 different rubber colors for glazing seals
    * 4mm tempered glass or 10mm twin-wall polycarbonate
    * 93in or 122in depth
    * 122, 151, 180, 209, 238 inch width
    * regular or half-width panels (for a more retro look)
    * single and double hinged doord can be added to any side
    * single and double sliding doors can be added to any side
    * roof vent windows can be added up to every other roof panel (not adjacent)
    * push-out/tilt windows (as many as desired) can be added to any side
    * louver windows can be added to any side
    * any glazing panels can be replaced with a full-height decorative metal panel
    * any wall glazing panel can have a half-height decorative metal panel
    * roof crest / finials can be added
    * roof vents, windows, and doors can all have fly screens installed
    * many seed tray, shelf, and side wall-mounted tables are available
    * t-bolts and suspension eyes (for hanging plants), twist eyes available
    * decorative spandrels / corner braces available
    * door locks
    * can or spray paint in frame color
    * wheelbarrow ramps available for 4" high-threshold doors, alternatively 1" low-threshold kits available for all doors