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Actual product may vary from photos.
The Rinnai RGB-25U has been discontinued.
Please call us for a suitable alternate product.

(800) 865-5931

Mon-Fri 8am-7pm, Sat 9am-3pm CT

A recess box is used to install Rinnai LS Series tankless water heaters outdoors if you would like the unit recessed into an exterior wall.  The recess box can also be painted or textured to match the exterior of the building to provide a clean, inconspicuous appearance.

In 2002 Alpine Home Air Products became the first company to sell heating, air conditioning and indoor air-quality products online. We have proudly served hundreds of thousands of customers, helping them save time and money by buying their products direct.