Treetops Blog
From sofa beds to sleep, sustainability to style, our mission is to make the world a more comfortable place. Wander through Treetops, our hub for everything home and life at Koala.
Latest Sofa Bed Guides
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Best Sofa Beds for Elderly People & Limited Mob...
Koala EngineeringThe best sofa bed for an elderly person or someone with limited mobility has a seat at around knee height, sturdy arms to push up from, a supportive rather than...
Best Sofa Beds for Elderly People & Limited Mob...
Koala EngineeringThe best sofa bed for an elderly person or someone with limited mobility has a seat at around knee height, sturdy arms to push up from, a supportive rather than...
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What to Look for When Buying a Sofa Bed
Koala EngineeringWhen buying a sofa bed, look beyond the price and appearance. The frame, mattress, conversion mechanism, seating comfort, dimensions and warranty can all affect whether a model suits your needs....
What to Look for When Buying a Sofa Bed
Koala EngineeringWhen buying a sofa bed, look beyond the price and appearance. The frame, mattress, conversion mechanism, seating comfort, dimensions and warranty can all affect whether a model suits your needs....
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Are Koala Sofa Beds High Quality?
Koala EngineeringAre Koala sofa beds high quality? The best way to judge is to look at the evidence, so we've gathered it all in one place: what our sofa beds are...
Are Koala Sofa Beds High Quality?
Koala EngineeringAre Koala sofa beds high quality? The best way to judge is to look at the evidence, so we've gathered it all in one place: what our sofa beds are...
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Are Sofa Beds Worth It?
Koala EngineeringkoalaA sofa bed can be worth it when you need one piece of furniture to provide both everyday seating and occasional or regular sleeping space. The value depends on how...
Are Sofa Beds Worth It?
Koala EngineeringkoalaA sofa bed can be worth it when you need one piece of furniture to provide both everyday seating and occasional or regular sleeping space. The value depends on how...
Latest Sleep Articles
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How to Power Nap the Right Way
Koala EngineeringA power nap should last 10 to 20 minutes, and the best time to take one is in the early afternoon. Keeping it short means you wake from light sleep...
How to Power Nap the Right Way
Koala EngineeringA power nap should last 10 to 20 minutes, and the best time to take one is in the early afternoon. Keeping it short means you wake from light sleep...
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How Often Should You Change Your Sheets?
Koala EngineeringMost people should change and wash their bed sheets about once a week. That's a sensible starting point rather than a strict rule, because how often you need to wash...
How Often Should You Change Your Sheets?
Koala EngineeringMost people should change and wash their bed sheets about once a week. That's a sensible starting point rather than a strict rule, because how often you need to wash...
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Are Sofa Beds Comfortable to Sleep On?
Koala EngineeringA sofa bed is comfortable to sleep on when the mattress is deep enough to keep you off the frame and the support beneath it is solid rather than a...
Are Sofa Beds Comfortable to Sleep On?
Koala EngineeringA sofa bed is comfortable to sleep on when the mattress is deep enough to keep you off the frame and the support beneath it is solid rather than a...
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Sofa Bed Mattress Thickness: How Comfort Is Aff...
Koala EngineeringkoakoSofa bed mattress thickness directly affects sleep comfort: 10 to 15 cm is the standard range that balances proper support with fold-away practicality, and anything under 8 cm feels the...
Sofa Bed Mattress Thickness: How Comfort Is Aff...
Koala EngineeringkoakoSofa bed mattress thickness directly affects sleep comfort: 10 to 15 cm is the standard range that balances proper support with fold-away practicality, and anything under 8 cm feels the...
Latest Sit Articles
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Are Sofa Beds Comfortable to Sit On?
Koala EngineeringYes, a well-built sofa bed is as comfortable to sit on as an ordinary sofa, but the margin for error is much smaller. Because the mechanism takes up space beneath...
Are Sofa Beds Comfortable to Sit On?
Koala EngineeringYes, a well-built sofa bed is as comfortable to sit on as an ordinary sofa, but the margin for error is much smaller. Because the mechanism takes up space beneath...
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Sofa Bed Back Support: How Koala's Backrest Zon...
Koala EngineeringSofa beds can be tough on your back when the backrest is flat, uniform in firmness, or lacks proper lumbar support. Back-friendly sofa beds use a zoned backrest approach where...
Sofa Bed Back Support: How Koala's Backrest Zon...
Koala EngineeringSofa beds can be tough on your back when the backrest is flat, uniform in firmness, or lacks proper lumbar support. Back-friendly sofa beds use a zoned backrest approach where...
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Best Sofa Bed with Storage UK 2026: the Koala S...
Koala EngineeringThe best sofa bed setup with storage combines a comfortable, full-size sleep surface with a dedicated storage compartment for your bedding. Look for a proven sleep system, a real mattress...
Best Sofa Bed with Storage UK 2026: the Koala S...
Koala EngineeringThe best sofa bed setup with storage combines a comfortable, full-size sleep surface with a dedicated storage compartment for your bedding. Look for a proven sleep system, a real mattress...
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3 Seater Sofa Guide: The Right Size, Style and ...
Koala EngineeringA 3 seater sofa typically measures between 180 and 230 cm wide, with a seat depth of around 50–65 cm and a seat height of 43–50 cm. It seats three...
3 Seater Sofa Guide: The Right Size, Style and ...
Koala EngineeringA 3 seater sofa typically measures between 180 and 230 cm wide, with a seat depth of around 50–65 cm and a seat height of 43–50 cm. It seats three...
Latest Style & Design Articles
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Cushions for a Sofa Bed: What to Sit On and Wha...
Koala EngineeringA sofa bed needs three different soft furnishings doing three different jobs. Seat cushions are the fixed or loose pads that form the seat and back, scatter cushions are the...
Cushions for a Sofa Bed: What to Sit On and Wha...
Koala EngineeringA sofa bed needs three different soft furnishings doing three different jobs. Seat cushions are the fixed or loose pads that form the seat and back, scatter cushions are the...
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Sofa Bed Mechanism Types: What Spring Action, C...
Koala EngineeringA spring action sofa bed, sold in the UK as a metal action sofa bed, uses a sprung steel frame that folds in two or three sections inside the sofa...
Sofa Bed Mechanism Types: What Spring Action, C...
Koala EngineeringA spring action sofa bed, sold in the UK as a metal action sofa bed, uses a sprung steel frame that folds in two or three sections inside the sofa...
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Sofa Bed Materials: What the Frame, Fabric and ...
Koala EngineeringEvery sofa bed is built from three material layers: a frame (kiln-dried hardwood, engineered timber or powder-coated steel), an upholstery fabric (woven blend, velvet, boucle, linen or leather), and a...
Sofa Bed Materials: What the Frame, Fabric and ...
Koala EngineeringEvery sofa bed is built from three material layers: a frame (kiln-dried hardwood, engineered timber or powder-coated steel), an upholstery fabric (woven blend, velvet, boucle, linen or leather), and a...
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The Best Mid-Century Modern Sofa Beds for 2026
Koala EngineeringThe best mid-century modern sofa bed for 2026 is the Koala Sofa Bed — a low, clean-lined modern sofa bed with a seconds-fast FlipBed™ conversion, an integrated Kloudcell™ topper, Zero...
The Best Mid-Century Modern Sofa Beds for 2026
Koala EngineeringThe best mid-century modern sofa bed for 2026 is the Koala Sofa Bed — a low, clean-lined modern sofa bed with a seconds-fast FlipBed™ conversion, an integrated Kloudcell™ topper, Zero...
Latest Comparison Articles
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Sofa Bed vs Sofa: Which One Is Right for Your L...
Koala EngineeringChoosing between a sofa bed and a standard sofa depends on how you use your room and whether you need an additional sleeping space. A standard sofa provides dedicated seating,...
Sofa Bed vs Sofa: Which One Is Right for Your L...
Koala EngineeringChoosing between a sofa bed and a standard sofa depends on how you use your room and whether you need an additional sleeping space. A standard sofa provides dedicated seating,...
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Sofa Bed vs Click-Clack: Which Should You Buy?
Koala EngineeringClick-clack sofa beds convert from sofa to bed by dropping the back flat, so the seat itself becomes the sleeping surface. Standard sofa beds use a pull-out or fold-out mechanism...
Sofa Bed vs Click-Clack: Which Should You Buy?
Koala EngineeringClick-clack sofa beds convert from sofa to bed by dropping the back flat, so the seat itself becomes the sleeping surface. Standard sofa beds use a pull-out or fold-out mechanism...
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Day Bed vs Sofa Bed: Which Should You Buy?
Koala EngineeringA daybed is a bed frame that doubles as a seat — the mattress is always on show, always ready, no folding required. A sofa bed is a sofa that...
Day Bed vs Sofa Bed: Which Should You Buy?
Koala EngineeringA daybed is a bed frame that doubles as a seat — the mattress is always on show, always ready, no folding required. A sofa bed is a sofa that...
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Sofa Bed vs Sofa: Which Should You Buy?
Koala EngineeringA sofa bed is the better choice if your living room needs to provide both everyday seating and a sleeping space, while a traditional sofa is better if you only...
Sofa Bed vs Sofa: Which Should You Buy?
Koala EngineeringA sofa bed is the better choice if your living room needs to provide both everyday seating and a sleeping space, while a traditional sofa is better if you only...
Latest Lifestyle Articles
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How to Host Overnight Guests
Koala EngineeringHosting overnight guests well comes down to four things: somewhere flat and warm to sleep, somewhere to put a suitcase, light and power within reach of the bed, and a...
How to Host Overnight Guests
Koala EngineeringHosting overnight guests well comes down to four things: somewhere flat and warm to sleep, somewhere to put a suitcase, light and power within reach of the bed, and a...
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The Best Double Sofa Beds for Small Rooms (2026)
Koala EngineeringA double sofa bed opens to roughly a 135cm-wide sleep surface — enough for one adult to stretch out, or a parent and a small child, while taking up less...
The Best Double Sofa Beds for Small Rooms (2026)
Koala EngineeringA double sofa bed opens to roughly a 135cm-wide sleep surface — enough for one adult to stretch out, or a parent and a small child, while taking up less...
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The Best Kids' Sofa Bed for Bedrooms and Playrooms
Koala EngineeringThe best sofa bed for a kids' room converts in one motion with no metal frame, has a removable machine-washable cover, and gives a proper full-size sleep surface for sleepovers....
The Best Kids' Sofa Bed for Bedrooms and Playrooms
Koala EngineeringThe best sofa bed for a kids' room converts in one motion with no metal frame, has a removable machine-washable cover, and gives a proper full-size sleep surface for sleepovers....
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Sofa Chair Beds for One Person: A UK Buying Guide
Koala EngineeringA sofa chair bed is a single-seat armchair that converts into a flat, one-person sleep surface — typically 173 to 183 cm long when fully extended, a little shorter and...
Sofa Chair Beds for One Person: A UK Buying Guide
Koala EngineeringA sofa chair bed is a single-seat armchair that converts into a flat, one-person sleep surface — typically 173 to 183 cm long when fully extended, a little shorter and...
Latest Sustainability Articles
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What Is Sustainable Furniture?
Koala EngineeringSustainable furniture is furniture judged across its whole lifecycle: where the raw materials came from, who made it and under what conditions, how long it is built to last, how...
What Is Sustainable Furniture?
Koala EngineeringSustainable furniture is furniture judged across its whole lifecycle: where the raw materials came from, who made it and under what conditions, how long it is built to last, how...
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What Is Eco-Friendly Furniture?
Koala EngineeringEco-friendly furniture is furniture chosen to minimise environmental harm through what it is made of and what it emits: responsibly sourced or recycled materials, low-emission finishes and adhesives, and a...
What Is Eco-Friendly Furniture?
Koala EngineeringEco-friendly furniture is furniture chosen to minimise environmental harm through what it is made of and what it emits: responsibly sourced or recycled materials, low-emission finishes and adhesives, and a...