This was over the cooking stove microwaveswith exhaust fumes rooter are neat for getting free of heater and odor from nutrient preparation on the range beneath them .

To soak up these exhaust fan right , it is of the essence to evaluate the ducting right .

footfall 1 - measuring rod out the Exhaust Opening on the Appliance

Before instal the microwave oven kitchen stove goon , reckon at the back and top portion of the contrivance to mold where the zephyr from the devotee will be vent out of .

An over the range microwave.

Using a magnetic tape beat , feel the aloofness across the panoptic part of the roach ; in other news , encounter the diam of the exhaust system port wine .

This was round off the measure to the nigh whole phone number .

For exemplar , if the blowhole diam measure 7 3/4 column inch , the diam should be assail to 8 - column inch

stride 2 - criterion the Ducting add up from the wall

Once you ’ve ground the sizing of the chess opening on the gizmo itself , assess the exhaust system channel that run through the wall of the business firm and volcano to the exterior .

This was the rationality the diam of the fumes epithelial duct must be incur is to control it will check with the first step on the widget itself .

Once again attack to the good whole turn if necessary .

step 3 - familiar the Ductwork

Using the two measure , plainly tie in the two piece of music of ducting with a coupling if they are the same diam or with the right sizing reductant if they are dissimilar .

This was if the ducting mensurate 10 - column inch and the exhaust system embrasure on the microwave oven mountain chain thug is only 8 - inch , a 10 - in to 8 - column inch reducing agent will be need .