marksiddall.bsky.social Award Winning Architect @ LEAP4.it • Passivhaus Pioneer • Technical Advisor • Researcher • Educator • Dad • CO2 329.7 ppm

Joined November 2009
2,018 Photos and videos
Pinned Tweet
Best Green Home winner: Shepherds Barn "a blueprint for those looking to rejuvenate brownfield plots and derelict buildings around the UK." Watch the documentary PassivhausSecrets.co.uk @MyHomebuilding @Telegraph @RIBANorthEast @labcuk @asbp_uk @PassivhausTrust @CIBSEAwards
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For those still here: If you’d like to know how you design buildings that close performance gaps and improve comfort why not come to the Thermal Bypass Workshop I’m delivering next week. greenregister.org.uk/events/… #passivehouse #passivhaus @PassivhausTrust @AECBnet @greenregister
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Join @tracinggreen and myself for the RIBA Sustainability Mastermind – Air Tightness Workshop @RIBANorthEast @PassivhausTrust @greenregister eventbrite.co.uk/e/riba-sust…
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Join us for the RIBA Sustainability Mastermind – Air Tightness Workshop eventbrite.co.uk/e/riba-sust…
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Responding to the Biodiversity Crisis The next RIBA NE Sustainability Mastermind takes place 31 July 2024 17:00 - 18:30 BST. We will explore Biodiversity Net Gain. Join @tracinggreen, myself and Cameron Carmichael from Biodiverse Consulting. Link below eventbrite.co.uk/e/riba-ne-s…
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Mark Siddall retweeted
FREE to download: 'How to build a Passivhaus' guide Gain insights from our 78-page guidance, written by UK #Passivhaus practitioners! #TrainingTuesday passivhaustrust.org.uk/guida… @fmbuilders @theCIOB @RIBA @RIASmembership @ArchitectsCAN @constructingexc @CIATechnologist
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A good thread, but seemingly no link to the paper it draws upon: So here’s the link: mdpi.com/1996-1073/13/14/365… @MoreOurselves @AR_Clarke @ecominimalnick

Replying to @Jordan_W_Taylor
Sodium-sulphur batteries (Na-S) With electrodes of molten sodium & molten sulphur, these high temperature batteries are cheap-ish, pretty efficient (75%-90%) and can do long term storage, but are let down by a poor operating lifespan: Just a few thousand cycles.
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Mark Siddall retweeted
Coming up tomorrow: Thermal Bypass Workshop with @MarkSiddallRIBA. The workshop will explore how thermal bypass risks can be addressed, and performance gaps avoided, by adopting good design and construction practices. Book your place on our website: greenregister.org.uk/events/… x.com/greenregister/status/1…
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Mark Siddall retweeted
Starting in 1 hour! Our 4/6 #PHTmasterclass delves into the pivotal role of #HeatPumps in large and complex #Passivhaus projects 👉bit.ly/PHTLargeComplex2024 @SarahASLewis @GwilymStill @AR_Clarke @MaxFordhamLLP #WednesdayWisdom #PassiveHouse #LunchtimeLearning #ClimateAction
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With the imminent launch of the @PassivhausTrust paper exploring the right time for installing Heat Pumps, tomorrows @RIBANorthEast Sustainable Futures Mastermind will see author @AR_Clarke discussing Heat Pumps for Existing Homes Join us: eventbrite.co.uk/e/riba-nort…
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^^^^ Come to the mastermind @tracinggreen @RIBAEast @RIBANorthWest @AECBnet @greenregister @CIATechnologist @CIATNorthern
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VEGANS and VEGES I recently learned that the veg protein from a single source doesn’t provide all the essential amino acids - which is why vegetarians/vegans need to eat diversely. I recently found out that pea protein isolate is very close to ideal but is low in one amino acid
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Fortunately a combination of about 60% pea isolate and 40% rice isolate ticks all the boxes and creates a properly balanced protein. This is important for anyone over 50 as the body becomes less capable of digesting protein.
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They work great as a thickener for sauces (instead of corn flour etc.)
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The bridge leading to/past Baxter Wood Farm remains blocked by a tree ⁦@DurhamCouncil⁩ It’s formed a dam which can’t be good for the bridge or the river. Please inform relevant parties so that this can be fixed. Thanks.
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Mark Siddall retweeted
Front-load the design process to define constraints & reduce risks! Have you claimed your #FreeDownload to the #RIBAPlanOfWork #Passivhaus Overlay? 👇 pht.guide/PassivhausOverlayR… #Architects #ArchitectsDeclare #PassiveHouse #BetterBuildings #DesignPerformance @RIBA @MarkSiddallRIBA
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Anyone know much about Ecoforest brand of heat pumps? @AR_Clarke @JohnCantor2 @GwilymStill
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Mark Siddall retweeted
28 Feb 2024
This is a CT scan of Heinz’s new ketchup cap. It represents a $1.2 million engineering investment over 8 years. Here’s why it’s significant… 🧵
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Looks like you have a spot of weather @EsTresidder ;-)
29 Feb 2024
Just finished up for the day at Kinniel and was moaning about being cold to my nephew who is climbing on Ben Nevis today. He’s suggesting I’m a fanny. Sorry about the language.
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