The largest roof dome built in western europe since the pantheon is brunelleschi s octagonal brick roof dome for the florence cathedral or ii duomo in florence italy completed in 1436.
Pitched roof domes.
Triple skin polycarbonate clear or frosted and pvcu 300m splayed upstand.
Keylite flat roof domes frd are thermoformed from triple skin construction.
Curb mount fixed glass curb mount venting glass.
Keylite flat roof domes can be supplied with a clear or frosted finish.
A roof comprising a mono pitched roof or for larger buildings series of mono pitched roofs with vertical surfaces glazed and pitched upward in general terms away from the equator though other directions suit if direct sunlight is desired and where rooftop access may otherwise be impracticable.
Keep in mind the rafter approach can take several days and up to 3 weeks to complete a suitable frame.
The 45 degree roofs seen on a frame houses are 12 in 12 but roofs can be even steeper consider the mansard roofs introduced by french second empire architects in the middle of the 1800s.
If going the non trussed route for a moderate to low pitched roof the rate per square foot of framing including labor is a range of 11 to 22.
This double dome with seperate inside and outside shells is still the largest masonry dome ever built constructed with bricks and mortar 42 feet from.
Pitched roofs begin with with slopes greater than 3 in 12.