Serving Duncan since 1998, Granny's Gas & Woodstoves provides sales, service and installation of natural gas, propane, and wood fueled stoves and fireplaces. Granny's offers sales and services for Regency, Hampton, Enviro, Napoleon, Blaze King, and a few others.. We also offer WETT-certification inspections and stove pipe and chimney installations. Why not accessorize your stove with functional and well-crafted wood racks and fire-stoking tools? We service the Cowichan Valley including the Malahat.. Contact us for more information about our services.