When Interior & Building Designer Karyn McRae’s mother, Pam, suggested building a small flat on their southern Sydney property, the request was simple — a quiet place to call home. But Karyn saw more.

She reimagined the family home completely, creating two living zones that connect across levels and generations. The result is The Treehouse — a renovation filled with light and outlook.

Shaping A Home Around Warmth

The original 1950s house sat on a steep, leafy block with views across the Royal National Park. Karyn expanded the footprint opening up living areas to the south and drew the landscape inside. Walnut joinery, brushed bronze tapware, and sintered stone add depth, while a soft palette lets the greenery outside hold the spotlight.

“The design response centres on connection to place, to light, and to daily living,” - Karyn McRae.

And at the heart of it — the fireplace.

Choosing A Fireplace With Presence

Karyn didn’t want a fireplace that disappeared into the walls. Sh...