3D isometric illustration of a construction site with a house, featuring a Ford Transit van and a truck with a crane unloading a pallet (such as a boiler), workers dressed in black, a worker on the roof near a chimney holding a chimney brush, a worker using a stair climbing dolly to carry a stove up stairs (either inside the house or on an external staircase), a worker inside the house installing black pipes for a wood stove, a worker assembling a fireplace, a worker designing a fireplace, a worker transporting pellets with a pallet jack, scaffolding outside the house with workers installing chimney pipes, and a worker inside or outside the house drilling a hole in the wall with a core drill. The entire scene is illustrated in a 3D isometric view.