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4. RE-ROOFING OVER SHAKE <br /> PROCEDURE No. 2 <br /> INSTALLING NEW FRAMING FOR GERARD PANELS BUILD-UP <br /> RIDGE ' <br /> !i <br /> k <br /> O <br /> • RAKE CORNER <br /> 1 x 4 <br /> (25 x 100mm) ' <br /> p o <br /> HIP CORNER <br /> (150mm) <br /> 6' BUILD-UP AREA <br /> Use 30#felt to protect this area <br /> I during installation.Slip felt up <br /> f under existing roof felt/material <br /> ik <br /> 2�2�P <br /> 11 A, t�l <br /> A For severe snowfall/freeze thaw <br /> conditions, use Gerald's 18" (450 mm) <br /> wide double 'V' valley. (see special <br /> Installation Procedures section,for cold <br /> ciimate). easily achieved with a man on the ground <br /> PURPOSE pointing at each rafter. <br /> To provide nailing points for ® Replace entire trimmed perimeter with <br /> counterbattens at the fascia and 1X4 1 X 4(25 X 100 mm)or 2 X 2(50 X 50 mm) apart to accept the new 6'(150 mm)valley <br /> (25 X 100mm)on both sides of the ridge, lumber or a combination of both. Stack metal. Do not remove old valley. (see <br /> them evenly with the fascia until they are Special Installation Procedure section for <br /> hip,valley and up the rakes. flush with the existing roof surface. (See cold climate/snowfall areas) <br /> III.) Cut the comers and lengths to suit. <br /> PROCEDURE A Build-up on other roofing materials <br /> O Determine the counterbatten ® Install a 1 X 4 (25 X 100 mm) depends solely on the thickness of the <br /> spacing y counterbatten on both sides of the hip materia/ <br /> marking the exact locations of every ridge and valley center points. Position 1 X ,i.e.Rock,Comp,Shingles,etc. <br /> existing rafter or truss at the fascia on top see Special Installation Procedures ' <br /> of the new perimeter build-up. This is 4(25 X 100 mm)valley battens 6'(150 mm) section. <br /> GERARDPage 30 0 Gerard Roofing Technologies,2001-03-01 <br />