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John Greene GDC
- May 22
- 0 min
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John Greene GDC
- May 22
- 0 min
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John Greene GDC
- Dec 5, 2020
- 1 min
Slate & Copper roof
new slate and copper roof we installed Nov. 2020. Concord NH
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John Greene GDC
- Dec 5, 2020
- 1 min
Copper standing seam
Copper standing seam roof. Dec 2020. We love installing custom copper roofs! GDC
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John Greene GDC
- Sep 17, 2020
- 1 min
Copper Roofs
Currently completed in September 2020. Copper roof soldered lock. Exeter NH the old school masters house of Phillips Exeter Academy...
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John Greene GDC
- Aug 12, 2020
- 1 min
The truth about slate roofs.
Strengths & Weaknesses Slate roofs are the most durable longest lasting roofs in the world. They shed snow loads and are resistant to...
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John Greene GDC
- Aug 12, 2020
- 1 min
Copper Roofs
Welded/Soldered Copper Copper roofs are both beautiful and durable and a lifetime material. The most common issue that we see and...
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John Greene GDC
- Aug 12, 2020
- 1 min
NH Slate roofs. Towns like Keene NH and Exeter NH
Some places in NH have a lot more slate than others. Have you noticed more slate roofs in towns like Keene NH? Or Exeter NH? This is...
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John Greene GDC
- Aug 12, 2020
- 1 min
Can my historical slate be cleaned? Yes it Can!
Below is a variegated green purple VT slate in Exeter NH. If you have an older slate roof we can bring back to original color! Contact us...
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John Greene GDC
- Aug 12, 2020
- 1 min
Coppersmithing
GDC's proprietary "da Vinci" Copper for our ETSY store "The Coppersmith" We have been working with copper for a long time. Here at GDC...
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John Greene GDC
- Aug 12, 2020
- 1 min
Masonry and its relation to slate roofs.
Field stone chimney being repointed in Kingston NH by GDC. Masonry has always had close ties with slate roofs and most all roofs. There...
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John Greene GDC
- Aug 12, 2020
- 1 min
Tapper Sawn Shingles
Here is our Lane Shingle Mill circa 1878. Making hemlock shakes for a custom job. A little history here. Before the use of quarry stone...
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John Greene GDC
- Aug 12, 2020
- 1 min
Sheetmetal Fabrication
Here we are shearing 16 oz. Copper sheet for copper drip edge on our 10' Niagara Shear. Working with copper is a large portion of our...
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John Greene GDC
- Aug 11, 2020
- 1 min
German Slating and Welsh
Vertical Slate Work German and Welsh slating styles by John Greene master slater. These are much older methods and not very common in...
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