modifying 2 feet dish to 4 feet dish

[dwayne johnson]

will adding aluminum sheets in the upper half and increasing the length of existing focal pipe ( to required length)
will help me recieve ku band siginals ? please guide if anyone modified their 2 feet ku band to 4 feet ku band dish

 

[Johny]

try for it and check the new focal length from google as per the new size . Good luck for your attempt .