Therma-Stor Fresh 80 (Port Package Air Vent)

.JIV lfrB~utJ I II w O(JjJLDJ Hole Making FRESH 80 FRESH 80-dB .....__. (3 1/2') Note: Seal round tubes through waR. Figure 1 Fixing inside and Oli1:side. Install with screws. Extra sealing between inside ventilator and wall can be done with small gap sealer. Figure 4 Installation The figures show FRESH 80 Shortening FRESH SO Cut middle.tube.to.required length. The ventilator can be adapted to walls up to ~bllfs thick. Extension tubes art available for thicker walls. :rq.5'' FRESH 80-dB The teltlscope tubing of the sound insu!atcJr is adaptable to wall thickness. The noise reducing material can be cut to the desired length. longer sound insulation can be made to order. Adjusting or airflow. Taka off the outer mantle ohermlator disc by pulling at its rim. The ventila- tor opening is infinitely variable up to mm. Ovar10 mm the equivalent minimum opening in closed positio.1 wm be obtained.- . " Calibration sc:rew. 'F~gure 5 Dismantling of ventilator cap and filter. Set the ventilator in the open position. Press in the ventilator disc 1nd turn counter-clockwise. Pull out t~'1e ventilator disc. Pull out the filter holder. The filter is now loosened. Ftgure 3 Installation for use by the handicapped. :· Venetian blind cords or similar t·an be used to extend standard ventilator cord. Figure I Maintenance 0}. j 2r; ~ FRESH ~-dB is pr?vided with a filter which should be washed j) r~ ~ once ortwicea yearon warm soapy water. 1. The ventilator should be in the open position. Press…
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