Dalsem supplies building structures in a wide range of designs. Tunnel buildings constructed with galvanised steel structures and cladded walls. Tunnels constructed with stainless steel sandwich panels or gas concrete. Growing facilities constructed with steel structures and cladded roofing walls.
Our growing rooms are designed with sandwich panels of adequate quality. Growing room options: hooped tunnel structures with fabric covers and fibreglass insulation. Commonly known as Irish sheds.
You can be assured of high quality materials, detailed custom design and excellent service throughout the construction process.
Concrete grids are available for tunnels 3 and 4m wide. Average opening 40%.
Support option 1: by lateral stub walls.
Support option 2: by support beams.
Spigot floors are designed for phase I and phase II facilities.
Usual diameter of the PVC pipes is 160 mm. Spigots come as a standard product.
Air volumes: 10 to 15 m3/hr per ton of Phase I compost; 200 m3/hr per ton of Phase II/III compost. Pressures: 3500-6000 Pa, depending on filling height.
Retaining boards are available in two different designs.
Type 1: for compost tunnels wit a grid floor, max. 4 m. Comes with aluminium posts and aluminium boards. Reinforced and sliders to fix the board to the wall.
Type 2: for compost tunnels with a spigot floor, max. 8.5 m. Similar to type 1, but reinforced and in different parts. A galvanised tube to support the boards at the higher level and with sliders is part of the supply. At the rear of the tunnel the board has a foot plate of heavy duty galvanised steel as backing for discharging the last bit of compost with a front loader.
• Main steel structure
• Support structure for belts, coveyors etc.
• Wall panels
• Roof panels
• Doors and windows
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