Where Can I Buy a Custom Notched Corner RV Mattress Replacement

A custom notched corner RV mattress is designed to fit unique camper layouts with cut corners and tight spaces. It maximizes sleeping comfort, uses every inch efficiently, and provides a perfect replacement for hard-to-fit factory mattresses.
Custom Notched Corner RV Mattress

If your camper bed has a chunk cut out of one corner, you’re not stuck with the saggy one that came with your rig. You can order a custom notched corner replacement online, and a few good companies make this exact shape. So take a breath. This is more fixable than the bedding aisle makes it feel.

Here’s the short answer up front. The easiest place to start is Tochta. They let you build your bed online and pick the exact corner cut, notch included. If you’d rather talk to a real person, Custom Mattress Factory and Mattress Insider will take your order over the phone. We’ll walk through all of them below, plus how to measure so you don’t waste your money.

What “notched corner” even means

Let’s clear up the words first, because a lot of websites mix three shapes together and confuse everyone.

There are really three kinds of cut corners:

  • Angled corner: a straight diagonal slice across the corner, like cutting the tip off a sandwich.
  • Radius corner: a rounded corner, soft and curved.
  • Notched corner: a square or rectangle cut out of the corner. This one leaves an extra corner and a 90-degree inside angle.

A notch is usually there to clear something in your camper. Maybe a wheel well, a heater, a step or a slide-out wall. The notch is the trickiest of the three shapes. That matters, because not every “custom corner” shop can make it. So this one detail tells you where to shop and where not to bother.

RV Camper parked by the lake

Where to buy a notched corner replacement

Here’s the part you came for. These are real places that build odd-shaped beds, with an honest take on each one.

Tochta. This is the easy pick for most people. They have an online builder where you set the length, width, thickness, firmness and the exact corner cut. You can ask for a notch and type in the inches. Best part, the price updates as you click. No phone tag and no waiting days for a quote. If you like seeing the number before you commit, start here.

Mattress Insider. A solid company, but their build-your-own page only shows angled and rounded corners. For a true notch, you’ll probably need to call and place a custom order. That’s not a deal breaker. Some folks like talking it through with a person. For a price feel, their RV-size topper runs about $179, so a full custom build will cost more than that.

Custom Mattress Factory. These folks list cut, radius and notched corners right on their site. They charge around $25 per custom corner on top of the bed price, which is pretty fair. You can call them at 1-800-979-1924 to spec it out if you get stuck.

Beloit Mattress. An American-made shop that handcrafts campers beds to your shape and thickness. Notches are on the menu. Good choice if you want it made by hand here in the States.

Michigan Discount Mattress. They do custom corner beds and ship for free. You can get one corner cut or all four. The free shipping is a nice touch, since shipping a big foam block isn’t cheap.

One honest note. Your local store usually can’t do a real notch. They might cut an angle, but a true square cut-out is a different job. A foam shop can cut the shape, sure, but the comfort can be a gamble. That’s why the online camper specialists win here for most people.

How to measure so you don’t lose $600

This is where people freeze up, so let’s go slow. Measuring wrong is the only real way to mess this up, and it’s easy to get right.

Start by measuring the platform your bed sits on, not the old foam. The old one may have shrunk, sagged or been trimmed over the years. The frame tells the truth.

Measure the length and the width in inches. Write them down.

Now the notch. Measure both arms of the cut-out, starting from the corner. A carpenter’s square helps a lot here. That’s the L-shaped tool that makes a perfect right angle. Lay it in the notch and read both sides.

Mark which corner has the notch while you stand at the foot of the bed looking in. This sounds silly, but it’s how a notch ends up on the wrong side. Note it as “front left” or “back right” so the cut lands where you need it.

Last, check your height clearance. Look under slide-outs and around bunk frames. You don’t want a bed so thick it won’t tuck in.

Here’s the good news. Most of these sites have a drawing you fill in, and many will double-check your numbers before they cut a thing. Measure twice, order once, and you’ll be fine.

Man measuring a notched corner RV mattress

What it’ll cost

Let’s talk about real money, because surprises are no fun.

A custom-shaped bed costs more than one off the shelf. That makes sense. Someone is cutting it to fit your exact rig. The notch itself is a small add-on, around $25 a corner at some shops. What really moves the price is the foam quality and the thickness you pick. A thin foam topper is cheap. A thick, high-quality build with gel foam costs more, sometimes a few hundred dollars or more.

Here’s the way to look at it. Paying once for a bed that actually fits beats buying two cheap ones that don’t. A lot of campers buy a regular bed first, watch it flop over the notch, then have to buy again. Skip that step and you come out ahead.

A few things to check before you click buy

Quick gut-check before you pay:

  • Return policy. Custom orders often can’t be returned, since they’re cut just for you. Know that going in.
  • Shipping cost and wait time. A custom build takes longer than a boxed bed off Amazon. Ask for the lead time.
  • Does it ship in a box? A bed that ships compressed is way easier to wrestle through a narrow camper door.
  • Warranty. See how long it’s covered and what counts.

Common questions

Can you replace a cut corner camper bed? Yes. Companies like Tochta and Custom Mattress Factory build them to your exact shape, notch and all.

How do I measure a notched corner? Measure both arms of the cut-out from the corner in inches, and use a carpenter’s square to keep the angle true.

How much does a custom camper bed cost? It varies by foam and thickness, but expect to pay more than a standard one. The notch add-on is small, often about $25 per corner.

Your next step

Grab a tape measure and a carpenter’s square. Get the length, the width and both notch arms written down. Then plug those numbers into Tochta’s online builder to see your price in a minute. If you’d rather talk it out, Custom Mattress Factory and Mattress Insider will walk you through it on the phone. Either way, you can have a bed that finally fits that funny corner, and you can stop sleeping on the one that came with the rig.

Mike Lee
rvsleepsolutions.com
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