30 Foot - Cleans 7-10" Round, 7x7" - 10x10"and 5x9 - 8x12" Chimney Dampers making it more durable and

making it more durable and weather-resistant

you're getting the best products backed by years of expertise in chimney systems

"this must be real wood

Same cleaning power as muriatic acid

Square 6"x6" to 9"x9"

30 Foot - Cleans 7-10" Round, 7x7" - 10x10"and 5x9 - 8x12" Chimney Dampers making it more durable andCleans the following (inside measurement of the flue). 7 10" diameter round 7x7" 10x10" Square and 5x9" to 8x12" Rectangle chimneys Includes: * (10) 3 foot chimney master flex rods 30 feet of rod. *Rods are very flexible and will bend around tight turns. * (1) 12" Superflex brush is flexible and will clean any of the above size chimneys. *Brush attaches directy to the chimney master flex rods and will squeeze into small openings. *Once through small