metal roofing showcase-30. roofing green mountain falls gutters green mountain falls siding. | siruvani roofings india pvt ltd. product image clifton removing an old metal roof clifton va standing seam. 26 gauge metal roof thickness. through the overgrowth of the yard and surrounding areas, we could see the white clapboard of the house and the pigment green metal roof (roughly wavelength . regular ribbed metal roof.