Windrow Compost Turners

Frontier F-Series Windrow Turner

The miracle happens in the tunnel.Now that's what I'm talking about

These windrow turners are industrial machines. No other turner compares to Frontier's strength, durability, reliability and 24/7 performance

How Frontier's Turning System Benefits You

  • Drives out CO2 with gale-force winds of fresh air
  • Mixes inside out, outside in, upside down and downside up
  • Wind tunnel mixes and reforms row naturally

With the dynamic trend toward replacing costly fertilizers and soil amendments, making high quality compost is rapidly becoming a substantial source of income. Homogenizing takes horsepower, but it pays huge dividends

  • Odorless
  • Decreased time on pad
  • Increases value of finished product
This state-of-the-art series of windrow turners are considered the best of the best.  Just ask our customers.


Frontier's line of self-propelled windrow turners come equipped with air-conditioned cabs and hydraulic planetary wheel-drives with built-in brakes. Frontier's drum drive employs the most sound belt-drive technology available today. It is energy efficient and reliable, and provides for minimal maintenance for the long life of the machine. Frontier's innovative "auto-tensioning" belt-adjusting system comes standard. The design goal of every Frontier belt-drive is to last 10,000 hours.


Frontier windrow turners are available with various options (row-widths from 10 ft to 20 ft., 4x4 options, self-propelled).

Clear-View Cab:

Another "Frontier first" — only Frontier provides an operator's cab that moves forward to provide a clear view to the front and each side, allowing unsurpassed visibility for accurate driver-control in any situation.

Four-Wheel Drive (Another Frontier First):

Getting stuck is hard on equipment, frustrating for operators and loses valuable production time. Frontier provides positive four-wheel drive at the touch of a button.

Load Transfer Frame:

Frame strength and design-integrity that is unequaled in the industry. The main frame's 4" x 12" steel tube is configured like a bridge, transferring loads over the entire structure during self-trailering.

Frontier has just the right model for you, at just the right price. Your benefit from owning a Frontier will continues for many years. They are rugged, strong and simple, to allow easy and low-cost maintenance.

FEATURE MODEL F-12 F-14 F-16 F-18 F-20
Windrow Height   6' to 7'6" 6' to 7'6" 6' to 7'6" 6' to 8' 6' to 8'
Windrow Width   12' 14' 16' 18' 20'
Engine John Deere, Cummins or CAT 215 HP 260 HP 350 HP 400 HP 525 HP
Drum Diameter*   31" 31" 35" 35" 35"
Number of Paddles   52 60 68 76 84
* Tip to tip

Contact Frontier Today