Bunker Covers

Quality silage leads to healthy animals. Our covers are a reliable solution for ensuring good silage quality for meat and milk production.

With an competitive price-value ratio it’s the optimum solution for standard weather and usage conditions. Different widths, lengths and thicknesses offer you flexibility to match the needs of your farm. Protect your investment of quality feeds from the elements and deterioration and boost productivity in the tank or on the hook.

5 and 6 mil bunker covers by RKW over 15 month UV protection and have high resistance to acids from silage.

Available Sizes

  • In 5mil / 120 micron

    • 40, 50 and 60 feet widths

    • 100, 150, 200 and 1150 lengths

  • 6mil /150 microns
    • 24,32,40,50 ,60, 65, 80, 100 and 120 feet widths
    • 100, 150, 200, 500 and 1150 lengths


2 mil oxygen barrier by RKW can be applied under a 5 or 6 mil cover to block the majority of oxygen from getting to your silage. reduces DM losses in the upper layer, and increases aerobic stability at silage face. 

Available Sizes

  • up to 65 feet wide and 1150 feet long in stock

Polydress® Twista also previously known as HytiDouble or HytiCombo is double protection for your animals’ feed, because silage and oxygen barrier film are clever combined on one roll.

Thanks to the patented 2in1 folding technology, both films can be placed on the bunker in just a single step, virtually as fast as a “twister”. This does not only save 50% labor time but also improves film placement and avoids the risk of punching holes.

Available Sizes Stocked

  • 60’x500′

  • 60’x1000′

Our tarps have also been used for covering construction sites in the event that rain is forecasted before concrete has been poured. They have also used them to create skating rinks in their backyards and cover bale stacks/piles.

Still scrolling, like reading? The following are some studies on silage quality by reputable universities. Grab a coffee and click on the links!

Maybe you don’t like reading? The following are some great videos on silage quality.

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