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Hard Plastic vs. Foam (EPS) Beehives: Durability and Care

Apimaye's hard plastic hives seal their foam insulation inside a UV-stabilized shell, protecting it from wax moths, mice, sun and hive tools. Bare EPS foam hives are light, but the exposed foam can be chewed, pecked and dented, and some makers recommend painting it.

Where exposed foam is vulnerable:

  • Wax moths: larvae can tunnel into the foam to spin their cocoons
  • Animals: mice, woodpeckers and backyard chickens can chew or peck it
  • Sunlight: UV light slowly breaks down the surface of bare foam, and makers differ on whether to paint it
  • Wear: hive tools dent it, and a hot smoker can melt it

Apimaye boxes also lock together with stainless steel latches, have stainless steel handles, and take standard 10-frame Langstroth frames.

Compare kits and prices ↓

Updated . Kit contents and prices checked .

Think of a cooler. A foam cooler and a hard-sided cooler both keep ice cold, and a thick foam one might even hold it a bit longer. But the one you toss in the truck bed, sit on, and still use ten years later is the hard one, because its foam is protected by a tough shell.

Apimaye hives are built the same way: the insulation is sealed inside UV-stabilized plastic, so wax moths, mice, woodpeckers and hive tools meet hard plastic, not foam.

EPS stands for expanded polystyrene: small foam beads fused into a board. It's light and it insulates well, and hives made from it are often called poly or polystyrene hives. We've written about how much insulation foam can really deliver. This page covers the other side: how a foam hive holds up to pests, weather and everyday beekeeping.

Wax moths can tunnel into foam

Wax moth larvae feed on comb, then look for a solid spot to spin a cocoon. The UK government's National Bee Unit says they "may even damage wooden and polystyrene boxes, especially while in storage." In wood, they chew shallow, boat-shaped grooves about 15 mm (0.6 in) long. In soft foam, they can burrow into the wall itself.

Beekeepers who use poly hives report the same thing. One wrote that "a handful of wax moth larvae can destroy the whole polybox," and another found an empty poly box that had been left open for three weeks looked "like a Swiss cheese." A hole in the wall is more than cosmetic: robber bees and pests can use it as a way in.

Photo 1 of 3: White Primal Bee EPS foam hive boxes with a yellow strap. Wax moth larvae have chewed the foam along the seams between boxes, leaving rough channels and brown debris (full size, opens in a new tab) Photo 2 of 3: Close-up of the same hive's foam wall, with a large patch chewed away by wax moth larvae and loose foam beads and debris (full size, opens in a new tab) Photo 3 of 3: Small holes chewed by wax moth larvae into the foam along a seam of the same hive (full size, opens in a new tab)
A customer's Primal Bee EPS foam hive, damaged by wax moth larvae while the boxes were stored empty. The larvae chewed into the foam along the seams and walls. Photos shared with the owner's permission. Select a photo to open it full size.

To be fair: this happened in storage, which is when wax moths do the most damage to any hive, wood included. The National Bee Unit's advice applies to every hive: keep colonies strong and close up cracks and gaps. Many beekeepers also freeze combs before storing them to kill wax moth eggs and larvae.

Apimaye's foam insulation is sealed inside a hard HDPE plastic shell, so wax moth larvae would have to chew through the plastic to reach it. Since we started selling Apimaye hives in the U.S. in 2015, with tens of thousands sold, we haven't had a single report of wax moth larvae chewing through the thick shell or reaching the insulation. Comb and wooden frames still need the same careful storage and wax moth control as in any hive.

An Apimaye hive cut open at the corner, showing white foam insulation filling the inside of the tan plastic walls, with frames hanging in the box
An Apimaye hive cut open at the corner. The foam insulation is sealed inside the hard plastic walls.

See the Insulated Honey & Brood Hive Set, from $620 →

Mice, woodpeckers and chickens

Foam is easy to chew and peck. A UK poly hive seller warns that mice "can chew through the material if they find a starting point" and that polystyrene is "susceptible to physical impact," including "damage from a persistent woodpecker." Primal Bee, which makes a tall EPS foam hive, says in its own care guide (opens in a new tab) that its bottom board "can pick up dents from rodents and other animals."

If you keep chickens, watch them around foam equipment. Backyard chicken keepers widely report hens pecking at and eating foam insulation in their coops, and a foam hive box at chicken height is no different.

Sunlight and paint

Bare polystyrene breaks down in sunlight. The same UK seller says it's "highly susceptible to ultraviolet (UV) degradation," turning "yellow, brittle, and eventually powdery," and recommends at least two coats of exterior masonry paint.

Primal Bee takes a different view of its own hive. Its care guide says the hive "can go straight into the field unpainted" and that its foam "resists weather, moisture, and UV exposure." It also says its hives "discolour over time with long sun exposure," which it calls "natural UV degradation on the surface," and that paint slows it. If you do paint, Primal Bee says to use "water-based paints only," because solvent-based paints damage the foam.

Apimaye hives are made of UV-stabilized, food-grade plastic with the color mixed into the material itself. There's nothing to paint or repaint.

Hive tools, smokers and everyday wear

Foam is soft, so it marks easily. Primal Bee's care guide says regular hive-tool use can leave "minor surface deformation" and that foam "shows small surface dents and scuffs more visibly than a harder material would." It also warns never to set a lit smoker on the hive, because "the heated metal will damage the surface and can melt or deform it." A poly hive seller recommends a hive tool with rounded edges, since sharp tools "are likely to gouge" the surface.

Apimaye's outer walls are hard plastic, not foam. One thing is the same for both: neither foam nor plastic hives should be scorched with a blowtorch to sterilize them after disease. The National Bee Unit recommends a bleach soak instead.

Handles, latches and wind

Primal Bee's Starter Kit (opens in a new tab) and Complete Kit come with one safety strap to hold the hive together, and we found no handles or latches listed. Foam boxes are also light, and one UK beekeeper notes that poly lids "definitely fly off in high winds." Apimaye boxes lock together with stainless steel latches and have stainless steel handles for lifting.

What comes in the box

We compared Apimaye's Tan Insulated Honey & Brood Hive Set, with frames and foundation for every box, against Primal Bee's Complete Kit (opens in a new tab), which is its Starter Kit plus foundation for the nest and frames for every super. Both come with frames and foundation for every box.

The two hives are different sizes, so compare what you get, not just the price. The Apimaye set has two 10-frame deep brood boxes (20 frames) and two medium supers. Primal Bee's hive has one tall brood nest and three medium supers. Primal Bee says the nest has the comb area of about three Langstroth deep boxes. By its own figure that each nest frame holds about 2.75 times a standard frame, the eight nest frames hold about 22 deep frames' worth of comb: nearly three 8-frame deep boxes, or a little over two 10-frame boxes.

What comes with the Apimaye Tan Insulated Honey & Brood Hive Set vs. the Primal Bee Complete Kit
Item Apimaye Tan Insulated Honey & Brood Hive Set, with frames Primal Bee Complete Kit (EPS foam)
Price $790 with wood frames and foundation for all four boxes ($620 without frames) $949 per hive (Starter Kit, without foundation or super frames: $799)
Brood space 2 insulated 10-frame deep boxes (20 deep frames) 1 tall foam nest with 8 frames; Primal Bee says about 3 deep boxes of comb (about 22 deep frames by its per-frame figure)
Honey supers 2 insulated medium supers 3 medium or 2 deep foam supers
Brood frames 20 standard deep frames with foundation 8 proprietary nest frames with foundation; standard frames don't fit the nest
Super frames 20 standard medium frames with foundation 30 medium or 20 deep frames, shipped separately from HillCo
Feeder Pair of top half feeders Insulated feeder lid with a central feeding hole, plus plugs
Queen excluder Included: a grid that keeps the queen out of the honey supers Not listed
Pollen trap Built into the bottom board Not listed
Division board 3-setting division and uniting board Follower board insert
Mite / pest tray Pull-out mite-monitoring (IPM) tray Removable varroa monitoring tray
Entrance Adjustable entrance that closes to a mouse guard Modular entrance reducers
Holding boxes together Stainless steel latches and handles One safety strap
Outer surface Hard UV-stabilized plastic, color mixed into the material Bare EPS foam; can be used unpainted, water-based paint only if painted
Insulation Polyurethane foam sealed inside the walls; R-6.93 wall foam, tested by an accredited lab EPS foam; advertised as R-50 averaged across the whole hive (what that number measures)
Warranty Limited lifetime manufacturer's warranty 1 year

Apimaye prices are for the random-color entrance option with wood frames. Primal Bee prices are the regular single-hive prices. Primal Bee kit contents, prices and warranty are from its Complete Kit (opens in a new tab) and Starter Kit (opens in a new tab) product pages, its specs page (opens in a new tab) and its getting-started guide (opens in a new tab), checked November 4, 2026. Apimaye ships free by ground in the contiguous U.S., and Primal Bee lists free U.S. shipping. Tax not included.

With the same number of honey supers, the prices come out about the same. Add a third Apimaye medium super with wood frames and foundation ($160), and the Apimaye hive has two deeps and three mediums, every box framed, for $950.

Frames you already own

Apimaye brood boxes and supers take standard 10-frame Langstroth frames, and 10-frame wooden boxes stack on top. The Primal Bee hive takes standard frames in its supers, but Primal Bee says standard Langstroth frames "do not fit the nest, and no adapter makes them fit." The nest frames are proprietary. For foundation, its frame guide (opens in a new tab) says you can use its pre-cut plastic sheets or wire in wax foundation yourself.

Shop the Insulated Honey & Brood Hive Set, from $620

Frames are optional: $620 without frames, or $790 with wood frames and foundation for all four boxes, as compared above. Free ground shipping in the contiguous U.S. Or compare all Ergo hive sets.

An open offer: if anything here is out of date or wrong, send it to support@apimaye-usa.com and we'll update this page.

Frequently asked questions

Can wax moths damage a foam (EPS) beehive?

Yes. The UK National Bee Unit says wax moth larvae can damage both wooden and polystyrene boxes, especially in storage. In soft foam, larvae can burrow into the walls to spin their cocoons.

Can wax moth larvae reach the insulation in Apimaye hives?

Apimaye's foam insulation is sealed inside a hard HDPE plastic shell, so larvae would have to chew through the plastic to reach it. Since 2015, with tens of thousands of hives sold in the U.S., we haven't had a single report of that happening. Comb and wooden frames still need careful storage and wax moth control, as in any hive.

Do foam beehives need to be painted?

It depends on the maker. Bare polystyrene breaks down slowly in sunlight, and some poly hive sellers recommend at least two coats of exterior paint. Primal Bee says its hive can go unpainted, though it discolors with long sun exposure. If you paint foam, use water-based paint, because solvent-based paint damages it. Apimaye hives are made of UV-stabilized plastic with the color mixed into the material itself, so they don't need paint.

Can mice or birds damage foam hives?

Yes. Mice can chew through foam once they find a starting point, woodpeckers can peck holes in it, and backyard chickens often peck at foam insulation.

Can I sterilize a foam or plastic hive with a blowtorch?

No. The UK National Bee Unit says scorching is only for wooden boxes and recommends a bleach soak for plastic and polystyrene hives.

Do Apimaye hives fit standard frames?

Yes. Apimaye brood boxes and supers take standard 10-frame Langstroth frames, and 10-frame wooden boxes stack on top.

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