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Expand-o-Flash

Expand-o-Flash

Expand-O-Flash joint covers are designed to manage seismic movements of roof joints. These systems are applicable to both new and existing roof conditions as well as related exterior walls.
Each cover is a combination of flexible Elastromeric membrane, supported by a closed cell foam,forming a flexible bellow with two metal flanges.
Expand-o-Flash system covers are flexible, waterproof and provide ease of installation.
Refer Johns Manville Roofing Systems Group for more information www.jm.com

Metal Flanges are available in:

  • 26 GA Galvanized steel
  • Mill Finish Aluminium (0.032″)
  • Stainless Steel (0.081″)
  • Copper (16 oz)

*Alternative materials available upon request

Flexible Rubber Membranes

  • White or Black 60 Mil EPDM
  • Black 60 Mil Neoprene

*Standard color – Black

Model EJ/WC


Model
Installation Guide
Specs
Model

Installation Guide

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Aenean dui nulla, egestas sit amet auctor vitae, facilisis id odio. Donec dictum gravida feugiat.

Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Cras pretium elit et erat condimentum et volutpat lorem vehicula

Morbi tincidunt pharetra orci commodo molestie. Praesent ut leo nec dolor tempor eleifend.

Specs

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Non erat laoreet ullamcorper. Pellentesque magna metus, feugiat eu elementum sit amet, cursus sed diam. Curabitur posuere porttitor lorem, eu malesuada tortor faucibus sed.

Duis pulvinar nibh vel urna

Donec purus leo, porttitor eu molestie quis, porttitor sit amet ipsum. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Donec accumsan ornare elit id imperdiet.

Suspendisse ac libero mauris. Cras lacinia porttitor urna, vitae molestie libero posuere et.

Model EJ


Model
Installation Guide
Specs
Model

Installation Guide

Vivamus fringilla suscipit justo

Aenean dui nulla, egestas sit amet auctor vitae, facilisis id odio. Donec dictum gravida feugiat.

Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Cras pretium elit et erat condimentum et volutpat lorem vehicula

Morbi tincidunt pharetra orci commodo molestie. Praesent ut leo nec dolor tempor eleifend.

Specs

Phasellus non nibh

Non erat laoreet ullamcorper. Pellentesque magna metus, feugiat eu elementum sit amet, cursus sed diam. Curabitur posuere porttitor lorem, eu malesuada tortor faucibus sed.

Duis pulvinar nibh vel urna

Donec purus leo, porttitor eu molestie quis, porttitor sit amet ipsum. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Donec accumsan ornare elit id imperdiet.

Suspendisse ac libero mauris. Cras lacinia porttitor urna, vitae molestie libero posuere et.

Model EJ


Model
Installation Guide
Specs
Model

Installation Guide

Vivamus fringilla suscipit justo

Aenean dui nulla, egestas sit amet auctor vitae, facilisis id odio. Donec dictum gravida feugiat.

Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Cras pretium elit et erat condimentum et volutpat lorem vehicula

Morbi tincidunt pharetra orci commodo molestie. Praesent ut leo nec dolor tempor eleifend.

Specs

Phasellus non nibh

Non erat laoreet ullamcorper. Pellentesque magna metus, feugiat eu elementum sit amet, cursus sed diam. Curabitur posuere porttitor lorem, eu malesuada tortor faucibus sed.

Duis pulvinar nibh vel urna

Donec purus leo, porttitor eu molestie quis, porttitor sit amet ipsum. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Donec accumsan ornare elit id imperdiet.

Suspendisse ac libero mauris. Cras lacinia porttitor urna, vitae molestie libero posuere et.

Model EJ


Model
Installation Guide
Specs
Model

Installation Guide

Vivamus fringilla suscipit justo

Aenean dui nulla, egestas sit amet auctor vitae, facilisis id odio. Donec dictum gravida feugiat.

Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Cras pretium elit et erat condimentum et volutpat lorem vehicula

Morbi tincidunt pharetra orci commodo molestie. Praesent ut leo nec dolor tempor eleifend.

Specs

Phasellus non nibh

Non erat laoreet ullamcorper. Pellentesque magna metus, feugiat eu elementum sit amet, cursus sed diam. Curabitur posuere porttitor lorem, eu malesuada tortor faucibus sed.

Duis pulvinar nibh vel urna

Donec purus leo, porttitor eu molestie quis, porttitor sit amet ipsum. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Donec accumsan ornare elit id imperdiet.

Suspendisse ac libero mauris. Cras lacinia porttitor urna, vitae molestie libero posuere et.

Roof Curb to Roof Curb

OpeningBellow WidthFoam ThicknessStyle EJStyle CF & CF-EJDownloads
1 1/2" TO 2 1/2"4"(101.60)3/8"(0.375")EJ-4 (10ft/50ft)CF-4,CF-EJ-4 (10ft)
2 1/2" TO 3 1/2"6"(152.40)1/2"(0.500")EJ-6 (10ft/50ft)CF-6,CF-EJ-6 (10ft)
3 1/2" TO 5"8"(203.00)1/2"(0.500")EJ-8 (10ft/50ft)CF-8,CF-EJ-8 (10ft)
5" TO 6 1/2"10"(254.00)5/8"(0.625")EJ-10 (10ft)CF-10,CF-EJ-10 (10ft)
6 1/2" TO 8"12"(304.80)3/4"(0.750)EJ-12 (10ft)CF-12,CF-EJ-12 (10ft)

Rule of Thumb to determine bellow width based on +/- 50% movement

Roof to Roof models : 1.5 x(‘A’ Joint width)

Roof to Wall models : 2.0 x(‘A’ Joint width)

Contact M.H. Powell & Co., for conditions with wider curbs.

Model EJ


Model
Installation Guide
Specs
Model

Installation Guide

Vivamus fringilla suscipit justo

Aenean dui nulla, egestas sit amet auctor vitae, facilisis id odio. Donec dictum gravida feugiat.

Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Cras pretium elit et erat condimentum et volutpat lorem vehicula

Morbi tincidunt pharetra orci commodo molestie. Praesent ut leo nec dolor tempor eleifend.

Specs

Phasellus non nibh

Non erat laoreet ullamcorper. Pellentesque magna metus, feugiat eu elementum sit amet, cursus sed diam. Curabitur posuere porttitor lorem, eu malesuada tortor faucibus sed.

Duis pulvinar nibh vel urna

Donec purus leo, porttitor eu molestie quis, porttitor sit amet ipsum. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Donec accumsan ornare elit id imperdiet.

Suspendisse ac libero mauris. Cras lacinia porttitor urna, vitae molestie libero posuere et.

Bellow Width4"6"8"10"12"14"16"18"20"24"
Mounting Height 'H' 2 1/2"3 3/4"5"6 1/4"7 1/2"8 1/4"10 1/4"11 1/2"12 3/4"15 1/4"
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