Chimney Bird Guard Cowl Wire Balloon \nProduct Details\n--Publisher: ARW PRODUCTS\n--Publication date: 0\n--ISBN-13: 064-0522653683\n--Dimensions: 42 x 25 x 25 cm\n--Fits 200-250mm / 8-10\"" Chimneys (internal diameter) Time tested UK Design\n--Easiest product on the market to fit - Simple push fit application Will fit various shapes of chimney/pipe - round, square, hexagonal\n--Designed to stop birds entering chimneys - prevents costly repairs\n--Suitable for vacant and solid fuel chimneys - NOT suitable for Gas\n\n200mm (8\"") Galvanized wire balloon chimney guard Easiest product on the market to fit. Simple push fit application (See my Feedback) - no fixings or assembly required. Securely fits on 200 to 250 mm (8\"" to 10\"") chimney pots. Will fit various shapes of chimney - round, square, hexagonal... (See my pictures) these guards are far superior to the mesh versions. Designed to stop birds entering chimneys - prevents costly repairs. Sprung wire legs hold the guard firmly in plac!