ASSEMBLY INSTRUCTIONS
4. Cover the bottom opening of the keystone (C) using the
keystone bottom lid (D). Push down firmly until the key-
stone bottom lid (D) locks into position.
5. Install the keystone top lid (A) on the arch keystone (C).
Push down firmly until the top lid (A) locks into position.
6. Repeat for other arch assembly.
4
D
5
6
6
A