roof flashing details index

Fields Roof Systems Manual • (253) or (800) 627-4098 • www.fieldscorp.com

Roof Flashing Details Index

FD01 Interior Roof Drain Detail

FD02 Interior Drain with Gravel Stop Detail

FD03 Scupper Roof Drain Detail

FD04 Gutter Roof Drain Detail

FD05 Roof-Top Equipment Curb Detail

FD06 Roof-Top Metal Air Shaft Curb Detail

FD07 Roof-Top Wood Air Shaft Curb Detail

FD08 Roof Skylight Detail

FD09 Roof-Top Chimney Pipe Detail

FD10 Roof-Top Plumbing Vent Pipe Detail

FD11 Sheet Metal Pipe Enclosure Detail

FD12 Roof-Top Pipe Roller Support Detail

FD13 Structural Roof Deck Penetration Detail

FD14 Metal Covered Expansion Joint Detail

FD15 Premanufactured Expansion Joint Detail

FD16 Roof Area Divider Detail

FD17 Raised Metal Roof Edge Detail

FD18 Gravel Stop Metal Roof Edge Detail

FD19 Post Supported Roof Deck Flashing Detail

FD20 Wall Supported Roof Deck Flashing Detail

FD21 Concrete Wall Counterflashing Detail

FD22 Metal Wall Cap Flashing Detail

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23


FD01 Interior Roof Drain Detail

Notes

1. Metal deck sump pans are prohibited.

2. Type 1 dead level asphalt is prohibited in the drainsump area.

Drain strainer

M60 RubrPoly flashing sheets

Coverboard insulation

Thermal insulation

Clamping ring

Drain strainer

Drain bowl

Deck clamp

Tapered insulation

Fields roof membrane sheets, metalflashing, & M60 RubrPoly flashingsheets all under clamping ring

Roof deck

Thermal insulation


A 30” sq min, 1.5 lb to 4 lb lead, or 16 oz copper flashing adheredonto finished roof with M300 RubrMastic. Prime top surface ofmetal flashing with M400 RubrPrime and install M60 RubrPolyflashing sheets

Side View

Roof deck

Tapered insulation

Clamping ring

Deck clamp

Drain bowl

Fields roof membrane sheets, metal flashing, & M60RubrPoly flashing sheets all under clamping ring

Fields M300 RubrMastic

Fields roof membrane sheets

M60 RubrPolyflashing sheets

Fields roofmembrane sheets

A 30” sq min, 1.5 lb to 4 lb lead, or 16 oz copper flashingadhered onto finished roof with M300 RubrMastic. Primetop surface of metal flashing with M400 RubrPrime andinstall M60 RubrPoly flashing sheets


A 30” sq min, 1 1/2 lb to 4 lb lead, or 16 oz copper flashing adhered ontofinished roof with M300 RubrMastic. Prime top surface of metal flashingwith M400 RubrPrime and install M60 RubrPoly flashing sheets

A 1” x 4” sheet metalgravel stop, 36” sq minadhered in place withM300 RubrMastic


A 30” sq min, 1 1/2 lb to 4 lb lead, or 16 oz copperflashing adhered onto finished roof with M300RubrMastic. Prime top surface of metal flashingwith M400 RubrPrime and install M60 RubrPolyflashing sheets

A 1” x 4” sheet metal gravel stop, 36” sq minadhered in place with M300 RubrMastic


4”

Thermalinsulation

Coverboardinsulation

Roof deck

Tapered insulation

Clamping ring

Deck clamp

Drain bowl

Fields roof membrane sheets, metal flashing, & M60RubrPoly flashing sheets all under clamping ring

M300 RubrMastic


FD02 Interior Drain with Gravel Stop Detail

Notes

1. Metal deck sump pans are prohibited.

2. Type 1 dead level asphalt is prohibited in thedrain sump area.


Fields roofmembrane sheets

Side View

Drain strainer


Tapered insulation

Fields roof membrane sheets, metalflashing, & M60 RubrPoly flashingsheets all under clamping ring

Roof deck

Thermal insulation


Clamping ring

Drain strainer

Drain bowl

Deck clamp


FD03 Scupper Roof Drain Detail

Notes

1. This detail shall be installed only where the deck issupported by the outside wall.

2. This detail may be adapted to roof edges as shown inInterior Roof Drain Detail FD01.

3. Roof surfaces shall be sloped for positive drainage.

4. Attach wood nailer to wall with suitable fasteners.

5. Wood blocking shall be slotted for venting wet filleddecks.

6. Scupper opening through roof edge shall be 2’ or less.

High domed, capped, & gasketedfasteners 18” oc, depending upon windzone and local conditions

See “Raised Metal Roof Edge Detail FD17”for sheet metal fascia counterflashing

4” min4” min

2” min

M60 RubrPolyenvelope sheet

Treated wood nailers

M60 RubrPoly sheet extendedbelow blocking

Slope to the drain


Scupper fastened to blocking with fasteners 3” oc &staggered. Flange adhered into M300 RubrMastic &primed with M400 RubrPrime before installing M60RubrPoly flashing sheets



Thermal insulation

Roof deck

Roof deck

M60 RubrPoly envelope sheet

M60 RubrPoly sheet extended belowblocking

Sheet metal scupper

A .75” x 3” min “L”shaped gravel guardsecured to the scupperflange & notched topermit drainage

Sealant

See “Raised Metal Edge Detail FD17” forsheet metal fascia counterflashing

Scupper fastened to blocking withfasteners 3” oc & staggered. Flangeadhered into M300 RubrMastic &primed with M400 RubrPrime beforeinstalling M60 RubrPoly flashing sheets


Bead of sealent

Sheet metal scupper

A .75” x 3” min L shapedgravel guard secured to thescupper flange & notched topermit drainage

Sheet metalconductor head

Side View

Sheet metalconductor head.

Fields roof membranesheets

Coverboard insulationsloped to the drain

Thermal insulation


FD04 Gutter Roof Drain Detail

M60 RubrPolyenvelope sheet


Fasteners 3” oc & staggered

Gutter spacers alternately spaced frombrackets

M60 RubrPoly flexible sheet closure intogutter

Continuous cleat

Gutter brackets supported 12” to 36” ocdepending upon conditions

Sheet metal gutter

Turn down

Flange adhered into M300 RubrMastic

Roof deck

Wood nailers

Continuous sheet metal closurefastened 18” oc

M60 RubrPoly sheet extended tooverlay metal closure

Sheet metal edge flashing with gravel stop lip.Flange primed with M400 RubrPrime beforeinstalling M60 RubrPoly flashing sheets


Notes

1. In climates where the winter temperatureremains below freezing for extended periods oftime, install Raised Metal Roof Edge DetailFD17 and interior drains, or through curbscuppers to drain the roof.

2. Gutter brackets are required to be at least onegauge heavier than gutter stock.

3. Attach wood nailer to wall or deck with suitablefasteners.

4. Gutter expansion joints shall be installed atappropriate intervals commensurate with the typeof metal.

M60 RubrPoly flashingsheets

M60 RubrPoly flexiblesheet closure into gutter

M60 RubrPoly envelopesheet

Fasteners 3” oc staggered

Fields roof membranesheets

Sheet metal edge flashing with gravelstop lip. Flange primed with M400RubrPrime before installing M60RubrPoly flashing sheets

Continuous cleat

Gutter spacers alternatelyspaced from brackets

Turn down

M60 RubrPoly sheet extended tooverlay metal closure

Roof deck

Wood nailers

Sheet metal gutter

Side View

Gutter brackets supported 12” to36” oc depending upon conditions

Continuous sheet metal closurefastened 18” oc


FD05 Roof-Top Equipment Curb Detail

Notes

1. This detail allows for roof maintenance aroundsupported equipment. The continuous supportdesign shall be installed in light weight struc-tural systems so as to distribute the equipmentweight across two or more structural supportmembers. A min of 2’ of horizontal clearanceshall be provided for removal and replacementof roofing and flashing between parallel sup-ports. A min of 3’ of vertical clearance fromroof surface to bottom of supported equipmentshall be provided.

2. Attach wood nailer to deck with suitable fasteners.

Sheet metal cover with receiverfor counterflashing

Install bolts into sealant

Neoprene pad

Removable sheet metal counterflashing

High domed, capped, & gasketed fasteners 18” oc,depending upon wind zone and local conditions

Fasteners 8” oc

Fields roof membrane sheets extended 2” min abovetop of cant

Wood cant fastened to wood nailers

M60 RubrPoly flashing sheets extended to a minheight of 8”



Thermal insulation

Roof deck

10”

nom

inal

flas

hing

hei

ght

Wood curb

Wood nailers

Sheet metal cover with receiver forcounterflashing

High domed, capped, & gasketedfasteners 18” oc, depending uponwind zone and local conditions

Removable sheet metalcounterflashing

Fasteners 8” oc

Fields roof membrane sheetsextended 2” min above top of cant

M60 RubrPoly flashing sheetsextended to a min height of 8”

Install bolts into sealant

Noeprene pad

10”

nom

inal

flas

hing

hei

ght



Thermal insulation

Roof deck

Wood curb

Wood nailers

Wood cant fastened towood nailers

Side View


FD06 Roof-Top Metal Air Shaft Curb Detail

Notes

1. The top wood nailer of the curb & the seal stripshall be supplied by the curb manufacturer.

2. Attach the treated wood nailer to deck withsuitable fasteners.

3. Mechanical units shall be installed after the roofmembrane and flashings have been installed.

Sheet metal flashing receiver

Min of 2 high domed, capped, & gasketedfasteners 18” oc per side, depending upon wind zone andlocal conditions


Fasteners 8” oc

Fields roof membrane sheets extended 2” min above top ofcant

M60 RubrPoly flashing sheets extended to a min height of8”



Thermal insulation

Roof deck

Alternate curbbearing locationfor heavy weightloading conditions

10”

nom

inal

flash

ing

heig

ht

Wood nailer

Equipment mounting curb

Sealing material


Install a min of 2 high domed,capped, & gasketed fasteners18” oc per side, depending uponwind zone and local conditions


Fasteners 8” oc

Fields roof membrane sheetsextended a min of 2” above topof cant: Not shown for clarity




Thermal insulation

Roof deck

Alternate curb bearinglocation for heavyweight loading conditions

10”

nom

inal

flash

ing

heig

ht


Sealing material

Wood nailer

Equipment

Base of unit shall extend.5” min beyond top of curb

Sealing material shall becontinous on top of the curb

1” min below top of curb

Flashing receiver

Fasteners

Wood nailer

Counterflashing

M60 RubrPoly flashingsheets


Insulation

Side View


FD07 Roof-Top Wood Air Shaft Curb Detail

Notes

1. Attach wood nailer to the deck with suitablefasteners.

2. The equipment shall be set after the roofmembrane and flashings have been installed.

Sealing material

Wood curb


Min of 2 high domed, capped, & gasketed fasteners 18”oc per side, depending upon wind zone and localconditions


Fasteners 8” oc

Fields roof membrane sheets extended 2” min above topof cant

M60 RubrPoly flashing sheets extended to a min heightof 8”



Thermal insulation

Roof deck

Wood nailers

Wood cant tobrace curb

10”

nom

inal

flash

ing

heig

ht



Thermal insulation

Roof deck

10”

nom

inal

flash

ing

heig

ht


Wood nailers

Sealing material


Min of 2 high domed, capped, &gasketed fasteners 18” oc perside, depending upon wind zoneand local conditions


Fasteners 8” oc

Fields roof membrane sheetsextended a min of 2” above topof cant: Not shown for clarity


Equipment

Base of unit shall extend .5” minbeyond top of curb

Sealing material shall becontinous on top of curb

1” min below top of curb

Flashing receiver

Fasteners

Wood nailer

Counterflashing


Side View


FD08 Roof Skylight Detail

Note

1. Attach treated wood nailer to deck with suitablefasteners.

Double dome skylight installed by others

Skylight frame with weep holes

Min of 2 high domed, capped, & gasketed fasteners 18” ocper side, depending upon wind zone and local conditions


Fasteners 8” oc

Fields roof membrane sheets extended 2” minabove top of cant

M60 RubrPoly flashing sheets to a min height of 8”



Thermal insulation

Roof deckWood nailersand curb


10”

nom

inal

flash

ing

heig

ht

Double dome skylight installed by others

Skylight frame with weep holes

Min of 2 high domed, capped, & gasketedfasteners 18” oc per side, depending uponwind zone and local condition


Fasteners 8” oc

Fields roof membrane sheets extended a minof 2” above top of cant

M60 RubrPoly flashing sheets extended to amin height of 8”



Thermal insulation

Roof deck

Wood cant to brace curb

Wood nailers and curb

10”

nom

inal

flash

ing

heig

ht

Side View


FD09 Roof-Top Chimney Pipe Detail

Notes

1. This detail allows the opening to be completedbefore the stack is placed.

2. The clearance necessary between the gypsum ormetal liner and the stack, and the need forinsulation, will depend on the temperature ofthe material emited through the stack.

3. Attach treated nailer to the deck with suitablefasteners.

Temperature appropriate elastomeric sealer

Drawband or weld umbrella to stack

Insulate void for cold stack

Min of 2 high domed, capped, & gasketedfasteners 18” oc per side, depending uponwind zone and local condition


Fasteners 8” oc

Fields roof membrane sheets extended 2”min above top of cant




Thermal insulation

Roof deck



10”

nom

inal

flash

ing

heig

ht

Metal orgypsum liner

Varies

Temperature appropriate elastomeric sealer

Drawband or welded umbrella to stack

Metal or gypsum liner is required

Insulate void for cold stack

Min of 2 high domed, capped, & gasketedfasteners 18” oc per side, depending uponwind zone and local conditions


Fasteners 8” oc

Fields roof membrane sheetsextended a min of 2” above topof cant




Thermal insulation

Wood nailers & curb


Side View

10”

nom

inal

flash

ing

heig

ht


FD10 Roof-Top Plumbing Vent Pipe Detail

Notes

1. Soft metal pipe flashing:Minimum sheet lead of 2.25 lb per sq ft orMinimum sheet copper of 16 oz per sq ft

2. If using copper flashing over an iron or steelpipe, insert a separator sheet wrapped aroundpipe, to separate the copper flashing from directcontact with pipe so as to reduce galvanicreaction.

3. Vent stacks and other pipes shall have a min of12” clearance on all sides from walls, curbs, andother projections to facilitate correct flashing &maintenance.

6” min flange




Thermal insulation

Roof deck

Form top of flashing 1” down into pipe

Soft metal pipe flashing

Plumbing vent stack

Apply M300 RubrMastic at juncture of pipepenetration through roof membrane

4” min

4” min

Adhere flange with M300 RubrMastic.Prime top of flange with M400 RubrPrimebefore flashing with M60 RubrPoly

6” m

in fl

ange

Form top of flashing 1” down

Plumbing vent stack

Soft metal pipe flashing

Apply M300 RubrMastic at juncture ofpipe penetration through roof membrane

Adhere flange with M300 RubrMastic.Prime top of flange with M400RubrPrime before flashing with M60RubrPoly sheets




Thermal insulation

Roof deck

4” m

in

4” m

in

Side View


FD11 Sheet Metal Pipe Enclosure Detail

Notes

1. This detail eliminates pitch pockets forpiping penetrations through the roof.Pitch pocket installations are prohibited.

2. Attach treated wood nailer to deck withsuitable fasteners.

Slope sheet metal enclosure for drainage

Insulate void to prevent condensation

Sheet metal or flex tube collar

Slope pipes down and away from hood

Install sheet metal flashing receiver

Min of 2 high domed, capped, & gasketed fasteners 18” ocper side, depending upon wind zone and local conditions


Fasteners 8” oc

Fields roof membrane sheets extended2” min above top of cant




Thermal insulation

Roof deck

Wood cantto brace curb


Min 4” clearance frompipe to top of curb & min2” between pipes

Slope sheet metal enclosure for drainage


Sheet metal or flex tube collar

Slope pipes down and away from hood

Min 4” clearance from pipe to top of curb& Min 2” between pipes




Fasteners 8” oc

Fields roof membrane sheets extended amin of 2” above top of cant

M60 RubrPoly flashing sheets to a minheight of 8”



Thermal insulation

Roof deck


10”

nom

inal

flash

ing

heig

ht

10”

nom

inal

flash

ing

heig

ht

Side View


FD12 Roof-Top Pipe Roller Support Detail

Notes

1. It is required that pipes & conduits be installedin other locations other than on the roof.However, where pipes and conduits are abso-lutely necessary on the roof, a pipe roller supportis required.

2. This detail is designed to eliminate roof damagedue to expansion and contraction of pipes &conduits.

Adjust vertically and horizontally

See “Roof-Top Equipment Curb DetailFD05” for curb construction

Install bolts in sealant10”

nom

inal

flash

ing

heig

ht


FD13 Structural Roof Deck Penetration Detail

Notes

1. This detail eliminates pitch pockets forstructural penetrations through the roof.Pitch pockets are prohibited.

2. This curbed system allows for movement inthe structural member without damaging theroof system membrane.


Structural member


Welded plate sealed watertight

Min of 2 fasteners 18” oc per side, depending uponwind zone and local conditions

Removable sheet metal counterflashing.

Fasteners 8” oc

Fields roof membrane sheets extended a min of 2”above top of cant.

M60 RubrPoly flashing sheets extended to a minheight of 8”.



Thermal insulation

Roof deck

10”

nom

inal

flash

ing

heig

ht



10”

nom

inal

flash

ing

heig

ht

Side View

Structural member


Welded plate sealed watertight



Fasteners 8” oc





Thermal insulation

Roof deck



FD14 Metal Covered Expansion Joint Detail

Notes

1. This detail allows for building movement inboth directions.

2. Flashing requirements are the same for bothsides of expansion joint.


Sheet metal expansion joint cover

Drive cleat or standing seam joint

Extend M60 RubrPoly flashing sheets

Install flexible waterproof membrane closure

Min of 2 high domed, capped, & gasketed fasteners18” oc per side, depending upon wind zone andlocal conditions

Fasteners 8” oc

Bevel top of both wood curbs to drain to one side

Fields roof membrane sheets extended 2” minabove top of cant

M60 RubrPoly flashing sheets extended to a minheight of 8”



Thermal insulation

Roof deckWood nailers and curb


10”

nom

inal

flash

ing

heig

htFlexible vapor retarder toserve as insulation retainerattached to top of curb

Install compressibleinsulation

Sheet metal expansion joint cover

Flexible waterproof membrane closure

Bevel top of both wood curbs to drainto one side

Fasteners 8” oc

Min of 2 high domed, capped, &gasketed fasteners 18” oc per side,depending upon wind zone and localconditions



Compressible insulation



Thermal insulation

Roof deck


Wood nailers & curb

10”

nom

inal

flash

ing

heig

ht

M60 RubrPoly flashing notshown for clarity

Flexible vapor retarder toserve as insulation retainerattached to top of curb

Side View


FD15 Premanufactured Expansion Joint Detail

Notes

1. This detail allows for building movement inboth directions.

2. Flashing requirements are the same for bothsides of expansion joint.


Premanufactured expansionjoint cover


Flexible vapor retarder to serve asinsulation retainer


Fasteners 8” oc

Bevel top of both wood curbs to drain tooutside.

Fields roof membrane sheets extended 2”min above top of cant.

M60 RubrPoly flashing sheets extended toa min height of 8”

Install compressible insulation



Thermal insulation

Roof deckWood nailers and curb


10”

nom

inal

flash

ing

heig

htExtend M60 RubrPolyflashing sheets

10”

nom

inal

flas

hing

heig

ht

M60 RubrPoly flashingsheets not shown for clarity

Flexible vapor retarder to serveas insulation retainer attachedto top of curb

Side View

Premanufactured expansion joint cover


Bevel top of both wood curbs to drainto outside

Fasteners 8” oc



Compressible insulation




Thermal insulation

Roof deck


Wood nailers & curb


FD16 Roof Area Divider Detail

Notes

1. An area divider shall be designed as a raiseddouble wood member attached to a securelyfastened wood base plate that is anchored tothe roof deck. Area dividers shall be locatedbetween the roof ’s expansion joints at about150’ to 200’ intervals, depending uponclimatic conditions. Area dividers areprohibited from restricting the flow of water.

2. The flashing requirements are the same forboth sides of the area divider.

3. Attach the treated wood nailer to the deckwith suitable fasteners.

Sheet metal area divider cover


Fasteners 8” oc

Bevel top of both wood curbs to drain to outside

Fields roof membrane sheets extended 2” min abovetop of cant.




Thermal insulation

Roof deck



10”

nom

inal

flash

ing

heig

ht

10”

nom

inal

flash

ing

heig

ht

Side View

Install sheet metal area divider cover

Bevel top of both wood curbs to drainto outside

Fasteners 8” oc






Thermal insulation

Roof deck


Wood nailers & curb


FD17 Raised Metal Roof Edge Detail

Notes

1. Attach the treated wood nailers to the wall or deckwith suitable fasteners.

2. Wood blocking shall be slotted for venting wet filleddecks.

3. This detail shall be installed only where the deck issupported by the outside wall.

Sheet metal counter flashing

Min of 2 high domed, capped, & gasketedfasteners 18” oc per side, depending upon windzone and local conditions

Sheet metal joint cover plate in 2 beads of sealant

M60 RubrPoly flashing sheets extended a min of4” beyond base of cant


First M60 RubrPoly flashing sheet extendedbelow the blocking



Thermal insulation

Roof deck


Continuous cleat

1” m

in b

elow

blo

ckin

g

Fasten M60 RubrPolyflashing sheets 8” oc

Fasten wood cant toblocking

1/2” gap

12’ max for ea

ch length of

perimeter

sheet meta

l

counter flas

hing

First M60 RubrPolyflashing sheetextended belowthe blocking

1” m

inim

um b

elow

blo

ckin

g

4”minimum

4”min

Side View

Sheet metal counter flashing

Fasten M60 RubrPoly flashing sheetslayer a min of 8” oc



M60 RubrPoly flashing sheetsextended a min of 4” beyond base ofcant



Thermal insulation

Roof deck

Wood cant to blocking


Continuous cleat


FD18 Gravel Stop Metal Roof Edge Detail

Notes

1. Rigid metal flanges are prohibited from beinginstalled between the roofing sheets. See “RaisedMetal Roof Edge Detail FD17” for perimeterconstruction.

2. This detail shall be installed only where the deckis supported by the outside wall.

3. Attach treated wood nailer to the wall withsuitable fasteners.

4. Wood blocking shall be slotted for venting wetfilled decks.

5. Frequent nailing of sheet metal flange is requiredto minimize thermal movement.


One M60 RubrPoly sheet extendedbelow blocking

Continuous cleat

1” m

in b

elow

blo

ckin

g

Sheet metal joint cover plate a minimum 6”wide installed in 2 beads of sealant

When installing a mineral sheet as the reflectivesurfacing, install metal flange and associated M60RubrPoly sheets beneath the mineral cap

Sheet metal gravel stop adhered in M300RubrMastic. Prime flange with M400 RubrPrimebefore installing M60 RubrPoly sheets




Thermal insulation

Roof deck

Fasteners 3” oc &staggered

1/2” gap

12’ max f

or each len

gth of

perimeter

sheet metal

counter flas

hing

4” min

Flange 4” min width

3” min width

3” min width

1” m

in b

elow

blo

ckin

g

Sheet metal gravel stop, installed in M300RubrMastic. Prime flange with M400RubrPrime before installing M60 RubrPolyflashing sheets


Fasteners 3” oc staggered

When installing a mineral sheet as thesurfacing, install metal flange and associatedM60 RubrPoly flashing sheets beneath themineral cap


Tapered coverboardinsulation edge


Thermal insulation

Roof deck

One M60 RubrPoly sheet below theblocking

Continuous cleat

Side View


FD19 Post Supported Roof Deck Flashing Detail

Notes

1. This detail should be installed where there is anypossibility that differential movement will occurbetween the deck and a vertical surface. The woodmembers should not be fastened to the wall.

2. The joints in the sheet metal counterflashingshall not be soldered.


4. This detail is not for use with lightweight fills.

Continuous through wall flashing installed by others

Weep holes installed by others

Tooled polyurethane sealant installed by others

Fasteners 24” oc

Sheet metal reglet

Lap 3” with bead of sealant

Lap 3” at joints


Secure & adhere M60 RubrPoly sheet closure to wall

2” wide clip 30” oc

M60 RubrPoly flashing sheets extended

Fasteners 8” oc

Fields roof membrane sheets extended a min of 2” above top of cant

Flexible vapor retarder with compressible insulation

M60 RubrPoly flashing sheets extended to a min height of 8”: Covertop of flashing sheets with M60 RubrPoly vapor retarder

Treated wood cant to brace curb



Thermal insulation

Roof deck Continuous through wall flashing installed by others


Sheet metal reglet

Fasteners 24” oc


Secure & adhere M60 RubrPoly sheet closure to wall



Fasteners 8” oc

Fields roof membrane sheets extended a min of 2”above top of cant

M60 RubrPoly flashing sheets extended to a minheight of 8”: Cover top of flashing sheets with M60RubrPoly vapor retarder



Thermal insulation

Roof deck

Install treated wood cant to brace curb

Flexible vapor retarder with compressible insulation

Side View


FD20 Wall Supported Roof Deck Flashing Detail

Notes

1. This detail shall be installed where the deck issupported by the wall.

2. The joints in the sheet metal counterflashingshall not be soldered.

3. A fiber cant may be adhered in ambient or hotasphalt in place of wood cants.

Fasten treated wood cant to nailers


Weep holes installed by others


Fasteners 24” oc

Sheet metal reglet

Lap 3” with bead of sealant

Lap 3” at joints


Seal top of flashing with a 3 layer application: 2 layers of M300RubrMastic and 1 layer of P74 PolyWeb

Fasteners 8” oc


Prime masonry with M400 RubrPrime


M60 RubrPoly flashing sheets extended to a min height of 8”



Thermal insulation

Roof deck



Sheet metal reglet

Fasteners 24” oc


Seal top of flashing with a 3 layer application: 2 layersof M300 RubrMastic and 1 layer of P74 PolyWeb

Fasteners 8” oc

2” wide clip approx. 30” oc

Fields roof membrane sheets extended a min of 2” above topof cant




Thermal insulation

Roof deck

Wood cant to nailers

Side View


FD21 Concrete Wall Counterflashing Detail

Notes

1. This detail shall be installed where the deckis supported by the wall.

2. Attach the treated wood nailer to the deckwith suitable fasteners.

3. A fiber cant may be adhered in ambient orhot asphalt in place of wood cants.

4. Counterflashing detail shall be a 2 piecereglet and counterflashing.

Exposed smooth concrete surface shall bewaterproofed by others

Sealant at wall joints installed by others shall becompatible with counterflashing sealant

Apply polyurethane sealant & tool to facilitate water run off

Expanding shank fasteners a min of 12” oc depending upon windzone & local conditions

Lap 3” at joints

Sheet metal counterflashing

Compressible elastomeric tape to span irregularities

2” wide clip a min of 30” oc

Seal top of flashing with a 3 layer application: 2 layers of M300RubrMastic and 1 layer of P74 PolyWeb

Prime concrete with M400 RubrPrime above wood nailer andbelow top of counterflashing

Fasteners 8” oc

Bevel cut top of wood curb to drain


Fasten wood cant to nailers


Wood nailers

Side ViewFields roof membrane sheets


Thermal insulation

Roof deck

Exposed smooth concrete surface shall be waterproofedby others

Apply polyurethane sealant & tool to facilitate waterrun off

Expanding shank fasteners a min of 12” oc, dependingupon wind zone & local conditions

Compressible elastomeric tape to span irregularities

Seal top of flashing with a 3 layer application: 2 layers ofM300 RubrMastic and 1 layer of P74 PolyWeb

Sheet metal counterflashing

Fasteners 8” oc

2” wide clip approx. 30” oc





Thermal insulation

Roof deck

Fastened wood cant to nailers

Bevel cut top of wood curb to drain


FD22 Metal Wall Cap Flashing Detail

Notes

1. This detail shall be installed when the roof deckis supported by the wall. See “Post SupportedRoof Deck Flashing Detail FD19”.


3. A fiber cant may be adhered in ambient or hotasphalt in place of wood cants.

Wood cant fastened to nailers

Sheet metal joint cover plate min 6”wide set in 2 beads of sealant

Sheet metal parapet cap

High domed, capped, & gasketed fasteners 18” oc, depend-ing on wind zone and local conditions

Continuous membrane liner

Extend M60 RubrPoly flashing sheets

Seal top of flashing with a 3 layer application: 2 layers ofM300 RubrMastic and 1 layer of P74 PolyWeb

Install fasteners 8” oc

Install continuous beveled cedar siding tapered shim

Install treated wood nailers

Prime concrete with M400 RubrPrime

Extend Fields roof membrane sheets a min of 2” above topof cant

Install M60 RubrPoly flashing sheetsbetween 8” min to 14” max height



Thermal insulation

Roof deck

12’ max f

or each len

gth of

parapet sh

eet metal

cap

1” m

in b

elow

blo

ckin

g

.5” gap

1” m

in b

elow

blo

ckin

g

1/2” gap

Side View

Sheet metal parapet cap

Continuous membrane liner

Continuous beveled cedar siding tapered shim


High domed, capped, & gasketed fasteners 18” ocdepending on wind zone and local conditions

Fasteners 8” oc





Thermal insulation

Roof deck

Wood cant fastened to nailers

Continuous cleat

roof flashing details index

Documents