A serious error is a roof outlet vent net free area that exceeds the air inlets at lower roof edges or eaves.
Under roof ratio explained.
Under the national regulations henceforth referred to as the regs the minimum educator to child ratios are calculated across the service.
A ratio of 1 1 62 is known as the golden ratio and therefore the vast majority of roof pitch in degrees charts you see will be working to this ratio at the very least.
For those of you who haven t heard the term before under the roof is the term some services use to justify not having a certain number of staff directly with the children.
When calculating the ratios some services like to implement something called under the roof ratio.
When applied correctly under the roof ratios facilitate learning opportunities that would otherwise not be possible including those that take place during family grouping mixed age grouping open indoor outdoor grouping and flexible grouping which occurs when children are offered the freedom to roam between rooms at their leisure.
This is because steeper looks tend to fit more with the golden ratio which all architects work by.
Under the roof the ratio works well in a whole group setting or when services are open between all rooms or when children are all grouped together.
The ratio of soffit intake to roof outlet should be at least 2 1 to avoid unnecessary these heat losses from the building.