Structures for Horticulture

Fixed Tunnels

Whether used for in-ground growing or as a transplant house, Four Season Tools has a fixed high tunnel to suit your needs. With a variety of sizes, ventilation options, and endwall designs, a FST fixed tunnel can be a great addition to your farm. No need to worry about adverse conditions, as our fixed high tunnels come with a full bracing kit and ample anchoring. Our tunnels are built with 2 3/8in OD Pipe and are over-engineered for strength and longevity. Fixed tunnels are available in the 238B, 238W, and 238M series.

Learn more about our fixed tunnel options.

Movable Tunnels

Four Season Tools is leading the industry with movable buildings in agriculture. With our innovative V-Track and Pipe Skid movable systems extended harvests, improved soils, and increased profits can all be yours. Our tunnels are built with 2 3/8in OD Pipe and are over-engineered for strength and quality. The structures are designed around movable systems - everything from bracing, anchoring, and installation are all engineered with mobility as a priority. Movable tunnels are available in the Low Rider, 238B, 238W, and 238M series.

Learn more about our movable tunnel systems.

Modular Tunnels

Our modular tunnels are a caterpillar-like tunnel that come in 12ft sections. Each module is a peaked dome on skids that can be strung together to form a long tunnel or moved around as multiple smaller structures. Our modular tunnels are built with 1 3/8 in steel frames. Check out our 138 Modular Series for more details.

We've put together customizeable kits for our most popular high tunnel configurations, which now available for purchase online. Choose the series that has the options you want, then you can fully customize your tunnel as you decide on fixed versus one of our industry-leading moving systems, and pick your size. The chart below outlines some of the key features of our tunnels and how they compare between our 238 Low Rider, 238B Market, 238W Commercial, and 238M Professional series.

Tunnel Features	238 Low Rider	238B Market	238W Commercial	238M Professional
2-3/8in Steel Frame	x	x	x	x
Corner Bracing	x	x	x	x
6mil 4 year Plastic	x	x	x	x
Roll-Up Sidewalls		x	x	x
Sidewall Height	3ft	5ft	8ft	8ft
Single Piece Collar Tie	x	x	x	x
W-Truss Kit			x	x
Metal Sidewalls				x
Kit for Wooden Endwalls	x	x	x
Metal Endwalls				x
Polycarbonate Kit				x
Price	$	$$	$$$	$$$$

Learn more about Four Season Tools High Tunnels here - including details about anchoring systems, ventilation, endwalls, and more. If you require specific sizes or additional options you can request a Custom Quote Here.