How to reduce the height of this threshold for my Roomba?

This is a subreddit for the hardworking carpenters and related tradies out there. Homeowners are welcome to engage, but posts should be professional or professional-level. Read the rules before posting. Aside from that, please think whether your post belongs here, /r/woodworking, r/askcarpenters or on /r/diy.
Do distances matter in a surround setup?

For audio visual enthusiasts who want to bring an immersive experience into their homes.
Should I train him into a striker or winger?

Welcome to FootballManagerGames, the most active Football Manager Community/Forum on the internet. If it's about Football Manager, then it belongs here!
Low interest, no offers for house, already reduced price from 300k to 260k
Use this subreddit to get advice on renting or buying accommodation in the UK, or to have civil discussions about it. Please remember: Reddit IS NOT a replacement or substitute for a qualified solicitor, and any advice given here which relates to the law is purely academic in nature and should not be relied upon.Will frivolous spending whilst living at home affect mortgage affordability?
Discuss, learn and request advice on how to budget, protect, save and invest your pounds and pence in the UK.Brit heading to Oslo for a couple days, food recommendations?
🇳🇴: For de som bor i, besøker, eller bare vil lese om denne flotte byen. 🇬🇧**English**: A subreddit for the people of Oslo – the capital of Norway – but also welcoming those that are visiting or just want to find out more about the capital. Submissions can be in both Norwegian and English.Recommendations for what to drive on a track day?
r/CarTalkUK is the definitive subreddit for British petrolheads and inquisitive car drivers alike!Where to put single existing tyre?
r/CarTalkUK is the definitive subreddit for British petrolheads and inquisitive car drivers alike!How are £60k+ cars so common?
r/CarTalkUK is the definitive subreddit for British petrolheads and inquisitive car drivers alike!Does anyone have any thoughts between these two 5.1 speaker bundles?
For audio visual enthusiasts who want to bring an immersive experience into their homes.Why is there never a speaker directly behind you in any setup?
For audio visual enthusiasts who want to bring an immersive experience into their homes.How accurate / correct is this TV size / viewing distance guide from Samsung in your opinion?

For audio visual enthusiasts who want to bring an immersive experience into their homes.
10k for a home cinema, advice as how to split it?
For audio visual enthusiasts who want to bring an immersive experience into their homes.Tyre recommendations for ND miata? (16”)
A subreddit for all those who have owned, driven, raced, admired, or had anything ever to do with a Mazda MX-5.Engine temperature warning light, what to do?
A subreddit for all those who have owned, driven, raced, admired, or had anything ever to do with a Mazda MX-5.Buy dream house or invest at 24 years old?
Discuss, learn and request advice on how to budget, protect, save and invest your pounds and pence in the UK.Servicing costs?
A subreddit for all those who have owned, driven, raced, admired, or had anything ever to do with a Mazda MX-5.Does approved used warranty apply across dealerships?
Home of Zoom-Zoom From engines powered by Doritos to luxurious crossovers, we have them all. Welcome to the Mazda FamilyRF roof switch broken

A subreddit for all those who have owned, driven, raced, admired, or had anything ever to do with a Mazda MX-5.