As you search online to find cupolas for sale, you’ll find that many plans use the same formulas. It is easy to remember: for every foot length of the main ridge of your building, a cupola should be at least an inch wide at its base. The base dimension is usually how cupolas are sized and sold.
So using the formula, a garage with an edge 24 ‘has a dome that is 24 “wide or more at its base. Easy to remember, right? The problem is that the formula is often wrong. It produces all too often a dimension of the base of a dome that is visually too small for the building on which it is mounted.
Where Are Cupolas For Sale?
Building guides since 1950 included this formula. In the 1950s, most American cities adopted building codes and zoning rules. The mindset of the time meant that everything had to be regimented. The code includes not only security requirements. Property line size, setbacks, and maximum height of buildings were thoroughly regulated.
The house style most popular in the 1950s was the country style ranch house. Low, wide, sprawling, suburban ranch houses were idealized as the perfect home due to most American television sitcoms set in that time.
These low building codes and the popularity of ranch style house has meant that most of the new garages in 50 years have a significantly lower overall height than their predecessors. With attached garages, two-tier ranch houses needed low-slope roofs to make room for windows and the walls of the adjoining house. They were even lower.
Ventilation is important to keep healthy animals and hay and grain free of mold. Old farmers used huge cupolas to keep the leaves fresh and dry. Cupola size was determined by the amount of space to be ventilated. Most of the cupolas for sale on farmhouses and barns in New England are at least one and a half times larger than the aforementioned formula might suggest.
Cupolas For Sale
The formula is not as elegant and easy to remember as inch-foot formula but it works. Do not be disappointed when your cupola is installed. Use the equation above and it should work fine. Note that all cupolas are rounded to the next size. Cupolas for sale are generally sold in sizes 2 “, 4″ or 6 “increments. Find the style you want, use the above formula to find the approximate size of its construction and then go for the next larger size. Do not order a size bigger than what you need.