Leveling
How many blocks, or how much lift
Degrees or a measured inch gap, times the track or the wheelbase. Warns you past a 4-inch stack.
RV gear, ranked by the job
Know which RV gear is worth the bay space
Steps, levelers, sewer hoses, windows, and vents. We publish the fit numbers from the live listing, say when a claim is only a claim, and give you three calculators that do the measuring before you buy.
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Quick comparison
What to buy first| Pick | Best for | Score | |
|---|---|---|---|
| Andersen Camper Leveler | Leveling tires in half-inch steps, up to 4 inches | 9.1 | Check price |
| Camco leveling blocks | Tires, jacks, and tongue jacks in 1-inch layers | 8.8 | Check price |
| Camco RhinoFLEX kit | A complete 20-foot dump hose with a clear elbow | 9.0 | Check price |
| Lyrivan hose tube | An aluminum bumper tube with a hinged cap | 8.5 | Check price |
| OUTPRIZE steps | A freestanding stair with a rail you can stake down | 8.0 | Check price |
| Lippert Solid Step | A doorway-mounted step that folds up with the RV | 8.7 | Check price |
| Maxxair MaxxFan Deluxe | Replacing a 14-by-14 roof vent with a fan you can run in the rain | 9.2 | Check price |
| HUNKING RV level | Reading pitch and roll on a phone | 7.4 | Check price |
Calculators
Steps
How many steps the door wants
Threshold height becomes a riser and a tread count, with the step-into-the-door counted on purpose.
Sewer
How long a hose, and the slope
Path plus slack, against a quarter-inch-per-foot target, and the lift a support has to add.
By the job
Leveling
Best RV Leveling Gear
Andersen levelers for tires, Camco blocks for jacks and 1-inch steps, and a Bluetooth level that measures but does not lift. How to choose in 2026.
Steps
Best RV Steps, Ranked
Lippert if the step should fold into the door. OUTPRIZE or DNYKER if you want a freestanding stair with a rail. Measure first.
Sewer
Best RV Sewer Hoses
Camco RhinoFLEX and Valterra Dominator 20-foot kits, plus a Sidewinder support and a spare swivel bayonet. No prices, just the fit.
Storage
Best RV Hose Storage
Lyrivan's aluminum tube versus OUTPRIZE's lockable PVC tube. Diameters, lengths, and the elbow that will not fit.
Windows
Best RV Windows
OUTPRIZE sliders and fixed panes, sorted by the wall each listing actually names, plus a Lyrivan shade when you should not cut the wall.
Vents
Best RV Vents and Covers
Maxxair for a 14-by-14 roof vent, WKZO for a ceiling AC register, QIPECO for a 2-by-10 floor vent, and a skylight cover that does not stop leaks.
Head to head
Camco blocks or an Andersen leveler: pick the thing you are lifting
Buy Andersen if the low side is tires and the calculator says 4 inches or less. Buy Camco blocks if you have to pad a jack, build more than one stack, or you want a ramp. A lot of trailers should own the blocks anyway, and add Andersen later if they are tired of stacking.
RhinoFLEX or Dominator: two 20-foot kits, one real difference
Start with the Camco RhinoFLEX kit. The listing spells out a 4-in-1 adapter for the inlet sizes you are likely to meet. Move to the Valterra Dominator if you already know a bulky swivel will not go into your hose compartment. Don't expect the hose wall to be the thing that separates them.
OUTPRIZE or DNYKER: two portable stairs, not a doorway step
Choose OUTPRIZE if you want 2-, 3-, and 4-step options with a stake-down story and a rail that can move to either side. Choose DNYKER if the published 25.6 by 8.9 inch tread is what you needed to see, or you want two rails on a 4-step. If the step should fold into the door, neither is the product. That is a Lippert Solid Step.
Field notes
All notesThe first troubleshooting note publishes November 13, 2026. The buying guides and calculators above are live now.