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.
Polycarbonate is virtually unbreakable with an impact strength 250 times greater than glass.
Triple skin polycarbonate clear or frosted and pvcu 300m splayed upstand.
Curb mount pitched glass for flat or pitched roofs designed to mount at a minimum 3 12 pitch onto 1 1 2 wide flashed curb by others.
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.
Pitched roofs begin with with slopes greater than 3 in 12.
Keylite flat roof domes can be supplied with a clear or frosted finish.
Curb mount fixed glass curb mount venting glass.
Keylite flat roof domes frd are thermoformed from triple skin construction.
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.
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.