Smooth Hydraulic Slide-out and Levelling Solutions

Explore a wide variety of hydraulic solutions to optimize the space and functionality of your vehicle.

For over 60 years HWH® has led the RV industry in hydraulic and air leveling technology. Over the years their hydraulic solutions have expanded to include a plethora of products designed for recreational vehicles and specialty applications. From hydraulic step systems to saddle-rack systems and room extensions, almost any RV hydraulic solution is possible.

By designing, manufacturing, and assembling most of their parts in-house, HWH has the ability to maintain quality-control and keep their product grade consistent. Their premium, USA produced products can be integrated with RV’s, specialty vehicles, towables, and motorized applications.

Elwell Corporation is the manufactures rep for HWH in California, Arizona and Nevada. Service and support for all HWH products is also provided at Elwell Corp in Washougal, WA.

Installed by hundreds of OEMs in the RV, trucking, and agricultural markets. Available for aftermarket applications.

Hydraulic room extensions

HWH offers a full selection of room extension systems, including above-floor, below-floor, level-in/level-out and full-wall models. 

Levelling and landing gear systems

These systems are used for motorized and towable applications, including but not limited to: travel trailers, class A and C motorhomes, and horse trailers. 

Slide-out accessories

Find slide-out accessories like the Sweepeze water/debris sweeper, room seals, room locks, travel clamps, glide strips and more.

HWH® Brochures

Due to the extensive amount of products, all solutions are not included in the brochures. Please contact Elwell Corp to develop your next extension.