
TMG Industrial 30’ x 40’ Tunnel Greenhouse Grow Tent w/6 Mil Clear EVA Plastic Film, Cold Frame, Hand Crank Roll-Up Sides, Peak Ceiling Roof, TMG-GH3040
- Residential or commercial growing solution for your sprouts, seedlings & flowers
- EVA plastic film cover will diffuse direct sunlight to keep your plants warm
- Galvanized steel cold frame is rust resistant & corrosion free
- Bi-parting doors on both ends for easy transport of tools, materials & plants
- Hand crank roll-up sides for adjustable ventilation & humidity
- Durable, warm, ventilated, year-round protection for your seedlings, flowers, herbs and other plant life that can be used personally or professionally
- Galvanized steel frame provides a sturdy construction that is rust resistant and corrosion free for long lasting, all-weather protection
- 6 mil EVA plastic film cover that diffuses direct sunlight through to store solar energy inside keeping your plants warm and happy
- No need for artificial lighting because of the covers light permeability; save money with natural growing conditions over time
- Hand crank roll-up sides (both sides) allow for adjustable ventilation and humidity so you can create optimal growing conditions year-round
- Bi-parting swing doors on both ends give you spacious openings to transport new additions, materials, tools and landscaping carts in and out
- Steel tubing constructed end frame for front and rear arches as well as wiggle wires to secure the film in aluminum lock channels

- Foundation size required: 9400mm(30.8')(W) x 12050mm(39.5')
- Peak ceiling height: 13’
- Truss arches: ⌀2.3” – 15 GA
- Horizontal purlins: ⌀1.65” – 17 GA
- Reduced bay spacing to 50” to reinforce durability
- Approx. 5’ sidewall height at the arch
- 4’ hand crank roll-up sides for ventilation & reduced condensation
- Bi-parting 88” x 78” (W x H) swing doors on both ends
- Heavy-duty galvanized steel structure
- Steel tubes added on the front and end walls to keep the films tied
- Heavy-duty footplates with pre-drilled holes
- Anchoring: Sleeve anchor bolts (included)
- Foundation required: concrete slabs, solid wood or equivalent
- Aluminum lock channels and wiggle wires to secure films
- NOT INCLUDED: Horizontal 1 x 6 treated wood sides
Cover:
- 6 mil clear EVA plastic film
- Light transmittance: 92% - 96%
- Light diffusion: 20%
- Thermal effect: 80%
- Anti-fogging & anti-dripping
- Life span: 36 months
- Replacement covers available for order here TMG PARTS STORE

The order will ship from one of our warehouses in Canada or the United States. Under normal circumstances it will take us 2 to 3 business days to process the order and ship it. It will take up to 10 to 15 business days for the order to get to you based on where you are located and how accessible the location is.
- This product is packed in a metal crate shipping box
- Shipping dimension: 87” x 29” x 44” (L x W x H)
- Shipping weight: 1860 lb

The TMG-GH3040 Tunnel Greenhouse Grow Tent is a sleek, professional, year-round growing structure perfect for any type of grower. An EVA plastic film cover protects your sprouts, seedlings and flowers from the elements while still allowing direct sunlight to diffuse through for warmth and optimal growing conditions. This greenhouse is built with a rust resistant and corrosion free galvanized steel frame, creating a strong, stable and long-lasting solution for healthy plant growth.
Included wiggle wires make securing the plastic film overtop of the frame and into the aluminum lock channels simple and easy to do. Your plants will have plenty of room to grow and flourish under the approximately 1200 sq-ft of covered space. Solar energy will seep through from all angles and be stored in the soil and inside the structure for a beautiful, budding ecosystem.
TMG Industrial carries a wide variety of cold frame tunnel greenhouse grow tents designed for needs from a backyard hobby gardener to a sizeable commercial produce grower. With over 30 different sizes and styles available, TMG Industrial has become one of the leading cold frame greenhouse distributors within Canada and the USA. Other greenhouse models: TMG Industrial Greenhouses
Additional Info
Engineering drawings are not available for this model.
Please check with your local municipality bylaws to ensure compliance. It is the customers' responsibility to provide any necessary drawings to obtain any permits that may be required.
More Information
Warehouse Pick-up Price Promo
Only to in-person self-pickup at our Warehouses in Richmond, Montreal and Mississauga
This offer is not applicable with any other promotions or for online orders, and is limited to one item per person only.
Please note that prices are subject to change.