Bilco Co. Type S and NB Roof Hatches Architect Magazine
Bilco Roof Hatch Product Data Sheet. Web type s roof hatches, 36 x 30 (914mm x 762mm), provide convenient, reliable access to roof areas by means of a fixed interior.
Web type s roof hatches, 36 x 30 (914mm x 762mm), provide convenient, reliable access to roof areas by means of a fixed interior.
Web type s roof hatches, 36 x 30 (914mm x 762mm), provide convenient, reliable access to roof areas by means of a fixed interior. Web type s roof hatches, 36 x 30 (914mm x 762mm), provide convenient, reliable access to roof areas by means of a fixed interior.
