13 ms·
Not sure where you got that from, but their product page states: "WikiHouse Skylark blocks include a cavity for 250mm insulation in the walls, and 350mm insula
by turtlebits 3y ago
Not sure where you got that from, but their product page states:
"WikiHouse Skylark blocks include a cavity for 250mm insulation in the walls, and 350mm insulation in the roof, giving exceptional levels of thermal insulation."