Hybrid standing seam metal panel and membrane roof cover system

1 . A metal transition panel for a hybrid roof cover system, said hybrid roof cover system comprising a metal panel field and a membrane field, wherein said metal panel field comprises a plurality of metal standing seam roof panels interconnected by sidelaps along lateral edges of said metal standing seam roof panels and said membrane field comprises a membrane sheet, said metal transition panel being a metal standing seam transition roof panel adapted to provide a transition between said metal panel field and said membrane field and comprising:

(a) an upstanding side defining a first lateral edge of said metal transition panel, wherein said first lateral edge:

i) is symmetrical with a said lateral edge of a said metal standing seam roof panel in said metal panel field of said hybrid roof cover system that is adjacent to said metal transition panel; and

ii) is adapted to form a sidelap between said metal transition panel and said adjacent metal standing seam roof panel in said metal panel field of said hybrid roof cover system; and

(b) a planar portion extending from said first lateral edge to a second lateral edge of said metal transition panel; and

(c) a polymer layer bonded to an upper face of said planar portion of said metal transition panel, said polymer layer being adapted to bond to said membrane sheet in said membrane field of said hybrid roof cover system.

2 . The metal transition panel of claim 1 , wherein said polymer layer is bonded to substantially all of the upper face of said planar portion of said metal transition panel.

3 . The metal transition panel of claim 1 , wherein said polymer layer is bonded to substantially all of an upper face of said metal transition panel.

4 . The metal transition panel of claim 1 , wherein said polymer layer of said metal transition panel is composed of a thermoplastic polymer.

5 . The metal transition panel of claim 4 , wherein said thermoplastic polymer is selected from the group consisting of polyvinyl chloride, thermoplastic polyolefin, and ketone ethylene ester.

6 . The metal transition panel of claim 1 , wherein said polymer layer of said metal transition panel is composed of a thermoset polymer.

7 . The metal transition panel of claim 6 , wherein said thermoset polymer is ethylene propylene diene monomer.

8 . The metal transition panel of claim 1 , wherein said polymer layer is bonded to said planar portion of said metal transition panel by heat bonding.

9 . The metal transition panel of claim 1 , wherein said polymer layer is from about 25 to about 35 mm thick.

10 . The metal transition panel of claim 1 , wherein said first lateral edge of said metal transition panel comprises:

(a) an angled portion extending upward and outward from said planar portion;

(b) a vertical portion extending upward from said angled portion and generally perpendicular to said planar portion;

(c) a first horizontal portion extending inward from said vertical portion and generally parallel to said planar portion; and

(d) a second horizontal portion extending above, outward from, and generally parallel to said first horizontal portion; and

(e) wherein said lateral edge:

i) is formed by bends in said metal transition panel defining said portions of said lateral edge; and

ii) said sidelap between said metal transition panel and said adjacent metal standing seam roof panel in said metal panel field is formed on panel clips of said metal panel field of said hybrid roof cover system.

11 . The metal transition panel of claim 10 , wherein said lateral edge angled portion extends from said planar portion at an angle of from about 30° to about 60°.

12 . The metal transition panel of claim 10 , wherein said lateral edge angled portion extends from said trough at an angle of about 45°.

13 . The metal transition panel of claim 10 , wherein said first and second lateral edge horizontal portions are doubled over to form a U-shaped channel adapted to receive a support portion of said panel clips of said metal panel field of said hybrid roof cover system.

14 . A method of installing a hybrid roof cover system to accommodate projections through a roof, said method comprising:

(a) providing a metal panel field in a portion of said roof where said projections are not present, said metal panel field being provided by installing a plurality of metal standing seam roof panels by forming, on an array of panel clips, sidelaps along lateral edges of said metal standing seam roof panels;

(b) installing the metal transition panel of claim 1 to said adjacent metal standing seam roof panel in said metal panel field by forming, on said panel clips, a transition panel sidelap between said metal transition panel and said metal standing seam roof panel;

(c) providing a membrane field in a portion of said roof with said projections by bonding a membrane to said polymer layer of said metal transition panel; and

(d) sealing said membrane around said projections.

15 . A hybrid roof cover system, said hybrid roof cover system comprising:

(a) a metal panel field, said metal panel field comprising:

i) a plurality of panel clips attached to a support and arranged in linear arrays running along a pitch of said hybrid roof cover system; and

ii) a metal panel cover attached to said panel clips, said metal panel cover comprising:

(1) a plurality of metal standing seam roof panels having upstanding symmetrical sides defining lateral edges;

(2) wherein said metal standing seam roof panels are interconnected along adjacent said lateral edges by sidelaps formed on said panel clips and extending along the pitch of said cover system; and

(3) a trough extending between said lateral edges;

(b) a membrane field comprising a membrane sheet;

(c) a projection extending through said membrane field; and

(d) a metal transition panel providing a transition from said metal panel field to said membrane field, said metal transition panel being a metal standing seam transition roof panel and comprising:

i) an upstanding side defining a first lateral edge of said metal transition panel that is symmetrical to said sides of said metal standing seam roof panels in said metal panel field;

ii) a planar portion extending horizontally from said first lateral edge to a second lateral edge of said metal transition panel; and

iii) a polymer layer bonded to an upper face of said planar portion of said metal transition panel; and

(e) wherein said first lateral edge of said metal transition panel is interconnected along a said lateral edge of a said metal standing seam roof panel in said metal panel field that is adjacent to said metal transition panel by a transition panel sidelap formed on said panel clips; and

(f) said membrane sheet of said membrane field is bonded to said polymer layer of said metal transition panel.

16 . The hybrid roof cover system of claim 15 , wherein said polymer layer is bonded to substantially all of said upper face of said planar portion of said metal transition panel.

17 . The hybrid roof cover system of claim 15 , wherein said polymer layer is bonded to substantially all of an upper face of said metal transition panel.

18 . The hybrid roof cover system of claim 15 , wherein:

(a) said hybrid roof cover system comprises a first said metal panel field and a second said metal panel field and a first said metal transition panel and a second said metal transition panel;

(b) said membrane field extends between said first and second said metal panel fields; and

(c) said first metal transition panel provides a transition from said first metal panel field to said membrane field and said second metal transition panel provides a transition from said second metal panel field to said membrane field.

19 . The hybrid roof cover system of claim 15 , wherein said hybrid roof cover system comprises an array of spaced purlins providing said support, said purlins running across the pitch of said hybrid roof cover system and said plurality of panel clips being attached to said purlins.

20 . The hybrid roof cover system of claim 15 , wherein:

(a) said hybrid roof cover system comprises a support board attached to said purlins and extending under said planar portion of said metal transition panel and across said membrane field; and

(b) said membrane sheet of said membrane field is installed over said planar portion of said metal transition panel and said support board.

21 . The hybrid roof cover system of claim 15 , wherein said polymer layer of said metal transition panel is composed of a thermoplastic polymer.

22 . The hybrid roof cover system of claim 21 , wherein said thermoplastic polymer is selected from the group consisting of polyvinyl chloride, thermoplastic polyolefin, and ketone ethylene ester.

23 . The hybrid roof cover system of claim 15 , wherein said polymer layer of said metal transition panel is composed of a thermoset polymer.

24 . The hybrid roof cover system of claim 23 , wherein said thermoset polymer is ethylene propylene diene monomer.

25 . The hybrid roof cover system of claim 15 , wherein said polymer layer is bonded to said planar portion of said metal transition panel by heat bonding.

26 . The hybrid roof cover system of claim 15 , wherein said polymer layer is from about 25 to about 35 mm thick.

27 . The hybrid roof cover system of claim 15 , wherein said membrane sheet in said membrane field is composed of a thermoplastic polymer.

28 . The hybrid roof cover system of claim 27 , wherein said thermoplastic polymer is selected from the group consisting of polyvinyl chloride, thermoplastic polyolefin, and ketone ethylene ester.

29 . The hybrid roof cover system of claim 15 , wherein said membrane sheet in said membrane field is composed of a thermoset polymer.

30 . The hybrid roof cover system of claim 29 , wherein said thermoset polymer is ethylene propylene diene monomer.

31 . The hybrid roof cover system of claim 15 , wherein said membrane sheet is from about to about 60 mm thick.

32 . The hybrid roof cover system of claim 15 , wherein said hybrid roof cover system comprises insulation disposed between said support and said metal panel cover.

33 . A hybrid roof recover system installed over an existing cover of a roof cover system, said hybrid recover system comprising:

(a) a metal panel recover field, said metal panel recover field comprising:

i) a plurality of panel clips mounted above said existing cover system and arranged in linear arrays running along a pitch of said hybrid roof recover system;

ii) a metal panel recover attached to said panel clips, said metal panel recover comprising:

(1) a plurality of metal standing seam roof panels having upstanding symmetrical sides defining lateral edges;

(2) wherein said metal standing seam roof panels are interconnected along adjacent said lateral edges by sidelaps formed on said panel clips and extending along the pitch of said cover system; and

(3) a trough extending between said lateral edges;

(b) a membrane recover field comprising a membrane sheet;

(c) a projection extending through said membrane field; and

(d) a metal transition panel providing a transition from said metal panel recover field to said membrane recover field, said metal transition panel being a metal standing seam transition roof panel and comprising:

i) an upstanding side defining a first lateral edge of said metal transition panel that is symmetrical to said sides of said metal standing seam roof panels in said metal panel recover field;

ii) a planar portion extending horizontally from said first lateral edge to a second lateral edge of said metal transition panel; and

iii) a polymer layer bonded to an upper face of said planar portion of said metal transition panel; and

(e) wherein said first lateral edge of said metal transition panel is interconnected along a said lateral edge of a said metal standing seam roof panel in said metal panel recover field that is adjacent to said metal transition panel by a transition panel sidelap formed on said panel clips; and

(f) said membrane sheet of said membrane recover field is bonded to said polymer layer of said metal transition panel.

34 . The hybrid roof recover system of claim 33 , wherein said polymer layer is bonded to substantially all of said upper face of said planar portion of said metal transition panel.

35 . The hybrid roof recover system of claim 33 , wherein said polymer layer is bonded to substantially all of an upper face of said metal transition panel.

36 . The hybrid roof recover system of claim 33 , wherein said panel clips are attached to said existing cover system.