It depends on the weight and dimensions of the HVAC and on the roof structure. To answer this question the specification of the HVAC, drawings of the building and/or inspection of the site are required....
Bridge design and construction usually is a relatively complicated process involving discipline such as environment, road alignment, hydrology, structural, constructability and etc. The specialists of our company do only structural engineering service. Can we help or not depend on specific condition...
You have to make sure is it possible because replacing any part of the house can affect other parts or entire house structure.
To do that you have to prepare drawings clearly showing existing and proposed structures, submit it to your municipality and obtain a permit....
You can convert a value from one Length and Weight measurement to another. Open Converter
HOW CAN WE HELP ?
Are you interested in finding out how we can make your project. Please email us