Technical Booklet L Combustion Appliances and Fuel Storage Systems·Page 27·2.24
Sealing joints and forming bends in flue block chimneys
Joints in flue block chimneys must be sealed per the manufacturer's instructions, and bends or offsets should only be formed using matching factory-made components.
Joints should be sealed in accordance with the flue block manufacturer's instructions. Bends and offsets should only be formed with matching factory-made components.
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