This Standard Horizontal Flue Kit For Glow-worm Boilers Measures 755mm From The Centre Of The 90 Degree Bend To The Start Of The Terminal And Allows The Safe Disposal Of Gases Created During The Combustion Process. Efficient Disposal Of Flue Gases Are Necessary To Maintain Your Central Heating System, As The Disposed Acidic Gases Could Cause Corrosion And Break Down Of The System. Quick And Easy To Install, All Fixings Are Included, For A Straightforward Installation Process. As Well As The Flue Pipe Itself, The Kit Contains Sealing Tape, Flue Securing Screws And A Clamping Band.