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Mont 8FTx4FT Greenhouse Extension - Black (Premium)
Riverstone Industries

Mont 8FTx4FT Greenhouse Extension - Black (Premium)

Expand your gardening space with the Mont 4-foot Premium greenhouse extension kit, designed exclusively for the Mont greenhouse line. Proudly made in the USA, this extension features a durable black electrostatically painted aluminum frame and high-impact, UV-stable 8mm twin-wall polycarbonate panels. It includes a 2ft x 2ft roof vent with an automatic opener and an integrated dual rain gutter system. The Premium package also extends your commercial work bench, interior shade cloth, and watering system for seamless integration. Assembly is straightforward, with two people recommended for this weekend project.

$1169.99

Track Price
In Stock at Planet Greenhouse

Owner Satisfaction

4.4

/ 5

 

Category Rank

339

/ 1008

#339 in Greenhouses

Price vs Category Average

-11%

Below average

Dimensions

4910190

/ "W x "L x "H

 

Who it's for

  • Seamless Space Expansion
  • Robust Structural Integrity
  • Perfect Aesthetic Match

Who should skip it

  • Significant Investment Required
  • Installation Requires Effort
  • Permanent Structural Commitment

Key Specs

Dimensions

49"W x 101"L x 90"H

Frame Material

Heavy duty extruded aluminum

Glazing

High impact UV stable 8mm twin wall polycarbonate

Snow Load Capacity

24 lbs/sq. ft.

Wind Load Rating

65 MPH

Ventilation

2ft x 2ft roof vent with automatic opener

Finish

Black electrostatically painted frame

Country of Origin

USA

Features

  • Easily expand your existing Mont greenhouse.
  • Automatic roof vent for climate control.
  • Integrated dual rain gutter system.
  • Premium package includes bench, shade, and watering extensions.
  • Quick assembly with illustrated manual.
  • Integrated flush base for stability.
  • Designed for black-framed Mont greenhouses.

What customers say

Consumers consistently highlight the exceptional quality and durable construction of this greenhouse extension. The premium materials ensure reliability and longevity, making it a worthwhile investment for serious gardeners. While the final structure is robust and integrates perfectly, many users note that the assembly process demands significant patience and time. Clarity in the instructions could be improved, but the resulting sturdy, high performance structure ultimately satisfies buyers seeking a permanent, reliable expansion solution.

Hayley

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Mont 8FTx4FT Greenhouse Extension - Black (Premium)

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$1170

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