Rural King Supply, Build.com and Wayfair all sell indoor wood boilers, as of 2015. Wood-fired boilers are a popular choice for people who are looking to decrease their heating costs.
Rural King Supply has been in operation since 1960, according to its website. Its product pages feature the retail warranty and a disclaimer about the manufacturer's return policy. The company makes product manuals available as a PDF download. The product pages also feature a detailed product description as well as the most popular features. Specifications including size, maximum heating capacity in square feet, maximum heating output in Btu, maximum log size, blower capacity and door size are all available for the consumer.
Build.com features a similar range of specifications on its product pages. It also includes links to the manufacturer warranty and a link to the manufacturer's specification sheet. Build.com includes a place on product pages for customers to post product reviews for others to review. This site also contains a link to a Resource Center to help do-it-yourself purchasers handle installation.
Wayfair is similar to the previous two in terms of the range of specifications. The product pages on this website also include links to complementary products for people considering the purchase of a wood boiler, such as a rack for wood storage.