Photographs on this site are used with thanks. They are scenery and examples: none shows a job arranged through this site or a roofer who may contact you.
From Wikimedia Commons
Dornbirn-Flat roof rainwater outlet (flat roof drain)-01ASD: Asurnipal, CC BY-SA 4.0.
Bituminous waterproofing on flat roof 4: W.carter, CC0.
Hamilton Park Jersey City November 2021 001: King of Hearts, CC BY-SA 4.0.
Downtown Jersey City, Jersey City, NJ 07302, USA – panoramio (16): Idawriter, CC BY-SA 3.0.
Bituminous waterproofing on flat roof 2: W.carter, CC0.
Bregenz-simple emergency flat roof drainage system-01ASD: Asurnipal, CC BY-SA 4.0.
Hamilton Park Jersey City November 2021 004: King of Hearts, CC BY-SA 4.0.
Hamilton Park Jersey City November 2021 005: King of Hearts, CC BY-SA 4.0.
Downtown Jersey City November 2021 002: King of Hearts, CC BY-SA 4.0.
Mammoth Cave Hotel Water Damge in Green River Grill (31adcee8-b5c5-42b9-9677-2c58cd79fc05): NPS Photo, Public domain.
Flat roof with a water to pond: Robek, CC BY-SA 4.0.
FinishedEPDMcoveredRoof: KVDP, Public domain.
Bituminous waterproofing on flat roof 1: W.carter, CC0.
Bituminous waterproofing on flat roof 3: W.carter, CC0.
Downtown Jersey City, Jersey City, NJ 07302, USA – panoramio (14): Idawriter, CC BY-SA 3.0.
Hamilton Park Jersey City November 2021 006: King of Hearts, CC BY-SA 4.0.
Roof hatch on Meridian House, Greenwich: Gürkan Sengün, CC BY-SA 3.0.
Downspout (43647598595): oatsy40 from London, CC BY 2.0.
Butynol roofing: Luanr36, CC BY-SA 4.0.
Madison on the Van Vorst Park: AtsushiJC, CC BY-SA 3.0.
Van Vorst Park looking southwest to Jersey Avenue JC,NJ: Hudconja, CC BY-SA 3.0.
From Pexels
Photographs not credited above are from Pexels, under the Pexels licence.