Lelean Memorial School will meet Suva Grammar School in the Vodafone Fiji Secondary Schools Rugby Union Super Deans Under-18 final next Saturday.
The rain did not dampen the spirits of the boys from Davuilevu as they ran rampant against Nasinu at HFC Bank Stadium.
The first half was tight as both teams matched each other's momentum, with Lelean leading Nasinu 5-0 at half-time.
Lelean regained their composure in the second half and managed to pull away from Nasinu.
They scored another four tries in the second half to seal the win.
Meanwhile, Suva Grammar thrashed Ra High School 51-0 in their semi-final at Churchill Park in Lautoka.
In other results, QVS defeated MGM High School 22-15, while Ratu Navula College edged RKS 26-25 in the Under-14 semi-finals.
In the Under-15 semi-finals, RKS came from behind to edge rivals Queen Victoria School 28-26, while Marist Brothers High School defeated Lelean Memorial School 16-3.
In the Under-16 semi-finals, QVS beat MGM High School 17-15, while Suva Grammar thrashed Nasinu Secondary School 22-0.
In the Under-17 semi-finals, RKS defeated Methodist High School 47-29, while Suva Grammar School overcame Queen Victoria School 32-24.
In the Under-19 semi-finals, Navatu Secondary School beat RKS 22-17, while Lelean Memorial School defeated Ratu Navula College 36-27.
