3.
4g°
80% 43!
Underlayments:
Lay polyisocyanurate racovery board over the existing decking. The
recovery beard will taper From 2 &%” to 4” from the edging of the building
te both drains and from drain to drain creating a 1/8” slope to prevent
ponding water on the new rubber membrane.
Fasten the base materials with 3” galvanized plates and screws long enough
to penetrate the existing roofing and decking a minimum of 4”.
Drip edges:
Cut and fic new 2 4%" wood perimeter around the three sides up to the 2 ty”
recovery board to provide a salid surface below the new Aluminum drip
edging.
Fabricate and inatall new heavy gauge Lead coated copper drip edges to all
the three sides of roef (toa match the existing building drin edge}.
Apply RPI cured cover taping over the lead coated copper drip edging and
enta the rubber membrane.
Celor to be Lead Coated Finish. Style to be as shown below:
RUBBER MEMBRANE
