Stringfellow Hawke Stringfellow Hawke said:
[image]

Scattered scarf joints with a frieze, I think, look the best.
Hidden screwing seems unnecessary. Lower the screw 5mm, and it basically disappears.
Nice! BUT in that picture, the screw heads are clearly visible (without enlarging the image...), and if they’re not in a straight line, it can be bothersome if you’re inclined that way... I use hidden screws using a decking tool (https://www.beijerbygg.se/privat/sv...-har-enkelt-bygger-du-altan-med-dolda-skruvar), I think it works great and looks nice :) I didn't even know it existed a month ago...
 
Incredible! :crysmile:
 
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mirko
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E Erik Salhammar said:
Sounds a bit too easy for my taste.. ideally, I'd like to crawl under the deck and screw, then crawl up again for the next board.

But maybe you can pre-drill, glue, and plug from below as well? Just because..
You can attach the decking from below, straight through the beams. So you'll need to find decking screws that are 150-200 mm long.

Or you can cut all your decking screws in half and weld on an extension between the two parts. To be able to screw from underneath, you have to dig a trench under each beam. When you're done, you'll have to crawl under the deck and fill in the trenches.
 
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Ulric and 4 others
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A andersmc said:
You can attach the decking from underneath, straight through the beams. So you'll need to get deck screws that are 150-200 mm long.

Or you can saw all your deck screws in half and weld an extension between the two parts. To access screwing from underneath, you'll need to dig a trench under each beam. When you're done, you'll have to crawl under the deck and fill in the trenches.
You, my good sir, are a genius!
 
Otherwise, in many cases, it can be a huge advantage to easily unscrew a few decking boards for replacement or when you need to access the space underneath. I have benefited from this method of installation more than once, most recently when laying a ventilation duct from the basement out under the patio deck.
 
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Stringfellow Hawke and 1 other
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Cheesen
A andersmc said:
You can attach the decking from underneath, straight through the beams. So you need to get deck screws that are 150-200 mm long.

Or you can cut all your deck screws in half and weld an extension between the two parts. To be able to screw from underneath, you have to dig a trench under each beam. When you're done, you'll have to crawl under the deck and fill in the trenches.
Made a step for the porch this morning... Screwed from underneath... Why didn't I think of this earlier, it looks really nice. Wooden step for a veranda with visible screws concealed underneath, showcasing smooth and polished planks with natural wood grain.
 
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fgo and 2 others
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I don't understand how they are screwed from underneath? Can you stand upright under your patios?
 
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Pin
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pokasd Sljdhl said:
I don't understand how they are screwed from underneath? Can you stand upright under your decks?
Or even crawl underneath. Maybe build the whole thing upside down and then turn it over? :thinking:
 
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forss89 and 1 other
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P Pin said:
Or even crawl under it. Perhaps build the whole thing upside down and then flip it over? :thinking:
You should screw into the underlying crossbar, tilt everything up in place, and then attach it with a flat iron to the rule at the end, you understand! If you want to cheat, you can make several of those with only 4-5 boards wide, but then you must combine with angled screwing on the side as well... :crysmile:
 
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Pin
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A andersmc said:
To access and screw from underneath, you need to dig a trench under each beam.
pokasd Sljdhl said:
I don't understand how they are screwed from underneath? Can you stand fully upright under your decks?
No problem as long as you dig a trench deep enough (y), or it might be written a bit ironically. ;):crysmile: It might mean that visible decking screws on a deck surface are not a huge problem. :thinking:
 
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pacman42
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Cheesen
pokasd Sljdhl said:
I don't understand how they are screwed from underneath? Can you stand upright under your decks?
I finished it and then turned it over.
 
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pokasd
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H hagv said:
When we built a 70 m2 terrace, we also didn't want any seams or visible screws. So we added a border and screwed from underneath.
[image]
The distance between your posts is?
 
H hagv said:
When we built a 70 m2 deck, we didn't want any seams or visible screws either. So it was framed and screwed from underneath.
[image]
with that view, no one thinks about the seams :-)
 
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Hasselhagen
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