GENERAL Note: These flues MUST ONLY be used with the Alpha CD Condensing boilers. The Alpha Easy-Flue is suitable for straight horizontal flues only and can be extended up to the maximum lengths given in paragraph (f), below. The easy-Flue includes a 90° bend, (no separate 90° bend is required).
(refer to section 3, paragraph (c) or section 4). FIT THE FLUE The following procedure applies to fitting an Alpha CD Easy-Flue to both rear or side exit flue - horizontally only. Note: If extending the Easy-Flue refer to section 4.
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(use a 127 mm core drill). The size of the hole provides sufficient clearance for the clamps on the flue extension to pass through the hole. Determine the overall flue length as described in section 3, paragraph (a) to determine the number of Alpha CD 750 mm flue extensions required.