Instructions / Assembly

ManualsBrandsLOMANCO ManualsBuilding materials8 in. Aluminum Whirlybird Turbine Base

1.800.643.5596 • Lomanco, Inc. • lomanco.com

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Before installing, check to see that

turbine turns freely. If necessary, minor

adjustment may be made by gently prying

lowest point of turbine upward to remove

any wobble.

Locate base opening between

rafters and mark hole to be cut. Locate rafters

by tapping roof. 8" turbine base, model VP-8,

is sold separately.

Cut hole as marked. Seal around

entire perimeter of hole with roofing cement.

Set the base in position; loosen

screws on the barrel; rotate and adjust until

the top sits in vertical and level position.

Slide top half of flashing under

shingles. Secure with nails at top, sides and

bottom.

Seal the adjusting seam and the

base/elbow connection seam on inside with

roofing cement. Seal locking clamp holes and

all exposed nails with roofing cement.

Position the turbine head on the

base. Line up the predrilled holes in the

brackets and elbow and fasten with sheet

metal screws.

After installing, check again to see

that turbine vent turns freely. NOTE: This

turbine vent can be installed on exisiting

galvanized or aluminum turbine bases of

appropriate size.

8" Turbine Vent

20450_1216

Tools Needed:

• Screwdriver

• Level

• Jig Saw

• Putty Knife

• Utility Knife

• Drill

• Hammer

• Tape Measure

Model IB-8 Installation Instructions

LIMITED WARRANTY

Lomanco, Inc. warrants this product for five (5) years against defects due to workmanship, parts or

mechanical failure. For warranty service, the defective product must be sent, freight prepaid, to Lomanco,

Inc., 2102 West Main Street, Jacksonville, AR, 72076. If the unit is found to be defective, it will be replaced

with a new unit at no charge and returned, freight prepaid. This warranty does not include replacement

due to destructive storms. ANY IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

PARTICULAR PURPOSE ARE ALSO LIMITED IN DURATION TO FIVE (5) YEARS; CONSEQUENTIAL DAMAGES TO

PROPERTY RESULTING FROM A BREACH OF ANY WARRANTY MENTIONED HEREIN ARE EXPRESSLY

EXCLUDED. Some states do not allow limitations on how long an implied warranty last or do not allow

exclusion or limitations of consequential damages, so the above limitations may not apply to you. This

warranty gives you specific legal rights and you may also have other rights which vary from state to state.

GUARANTEE APPLIES TO RESIDENTIAL ATTIC USE ONLY AS AN EXHAUST VENT IN A BALANCED

VENTILATION SYSTEM.

GUARANTEE IS VOID IF USED ON FIREPLACE, CHIMNEY, STOVEPIPE OR ANY APPLICATION OTHER

THAN AS INTENDED BY LOMANCO.

Place locking clamp across seam and

tighten as shown with screw, included with

8" turbine base, model VP-8.

Summary of content (2 pages)

PAGE 1
8" Turbine Vent Model IB-8 Installation Instructions 1 2 3 4 5 6 7 8 Before installing, check to see that Locate base opening between Cut hole as marked. Seal around turbine turns freely. If necessary, minor rafters and mark hole to be cut. Locate rafters entire perimeter of hole with roofing cement. adjustment may be made by gently prying by tapping roof. 8" turbine base, model VP-8, lowest point of turbine upward to remove is sold separately. any wobble.
PAGE 2
How To Locate and Space IB-8 Turbine Vent 1/4 1/6 1/4 Back of House CENTER 1/6 Back of House Proper Spacing With Two Turbine Vents Installed Proper Spacing With Three Turbine Vents Installed Turbine vents should be located near the peak of the roof on the rear slope, exposed to the wind from all directions. When installing two, place each one ¼ of the total length of the roof peak from each end of the house.