Waltons 10 x 10 helios summer housesthe 10 x 10 helios summer house from waltons is a great value building that announces quality and style these superb summer houses are built with 12mm shiplap tongue and grooved timber panels that rest on a sturdy 45mm x 27mm framing for added robustness and stabilitywith the 10 x 10 helios summer house you get six fixed styrene glazed windows and two fully glazed front panels that offer you almost a complete view of the garden from within the build