Ventilation Concrete Floor

High strength concrete combined with modern precast production techniques has resulted in a hard wearing durable and sustainable floor capable of withstanding heavy machinery across many sectors.

Ventilation concrete floor.

Check out the podcast episode and please feel free to leave you comments or questions. Otherwise a structural engineer can also provide this service. The building regulations approved document c states suspended timber floors and suspended concrete floors including block and beam have a provision for ventilation on two opposing external walls of not less than 1500mm per metre run of external wall or 500mm per metre of floor area whichever works out to give the greater amount of ventilation. A concrete floor is an excellent solution for a high performing home.

Moisture as you would guess is the underlying cause of sweating on concrete floor slabs. But to make the most of the thermal mass benefits of concrete the slab and foundation should be insulated from both the ground and the air. Ergodesk 5 years ago. Another question we are regularly asked is what does my mortgage valuer surveyor mean by improve the sub floor ventilation.

Usually warm moist air and relative humidity enter the structure through the several openings windows doorways and vents. Most of the heat rises to the ceiling. The manufacturers may well work out the size of the concrete beams and provide the structural calculations. With radiant floor heating in concrete the heat is concentrated at the floor making you feel comfortable at a lower thermostat setting and will eventually rise to heat your entire house.

Dpm on top of the concrete will help if the damp is rising through the concrete subfloor. Hollow core slab ventilated space. Your property should have either a solid usually concrete or a timber floor. Paroc grs 20 supporting structure.

Warm heat distributed with forced hot air systems is uneven. Ventilated concrete floors flooring material reinforced concrete floor slab casting protection thermal insulation. It won t help much if there is a lack of ventilation which is causing the problems condensation etc. The recommended minimum area of ventilation required for under a suspended timber floor is 1500mm 2 for every metre of perimeter of the structure.

If the floor is wood timber there should be a void large space. The sleeper walls would be honeycombed in nature to facilitate airflow. In simple terms an air brick is simply a brick with holes in it. Be best to treat the floor joists timbers to stop further rot.

Cross flow ventilation was traditionally achieved by placing sleeper walls see figure 2 at intervals throughout the sub floor.