Decks for a salt-air block
A deck in Thirroul has to survive the coast. Salt and sun break down finishes quickly, so the board and the fixings matter as much as the layout. Our decking page covers the options, and the comparison of merbau and composite decking explains how each material changes the frame and the flashing.
Composite earns its place on exposed blocks, because it takes little maintenance. Hardwood suits owners who like the look and will oil it. The timing and product are in the post on how often to oil a deck, and the budget side is in what a timber deck costs. Stainless or otherwise corrosion-resistant fixings are worth the extra on any deck that sees salt spray.
Approval for decks and pergolas
Most people do not know whether their deck needs approval until they ask. The answer turns on how high the floor sits, how large the deck is and how far it is from the boundary. Our deck, pergola and carport approval guide explains the exempt and complying limits in plain English. A roofed structure, such as a pergola or patio roof, follows a different set of rules, which is covered in our post on choosing between a pergola, patio roof and verandah.
Renovating beach cottages
Thirroul is known for older weatherboard and fibro cottages that people want to keep. A renovation here is mostly about respect for the existing house. We keep the street frontage, then renovate behind it, and where new work meets old we match the cladding, the window proportions and the roof pitch. The same approach applies to home extensions that add a living area at the back.
Older coastal houses often carry damp and poor airflow, which a pretty finish does not fix. Our guide to damp and mould in older Illawarra homes and the post on ventilating an older house set out how to find the cause before spending on lining and paint.
Materials near the water
Beyond decks, external hardware matters. Flashings, screws, hinges and gutters in a salt-exposed position should be specified for the air they sit in. A renovation that corrodes in five years has not saved money. We raise this when we scope the job.
Keeping the character of a cottage
People who choose Thirroul often value the look of their street, and a renovation should respect it. Where a front verandah or a set of timber windows gives the house its character, we keep and repair them. New work at the rear can be plainer, with a roofline that steps down so it sits behind the original. Work that stays behind the original roofline also tends to draw less attention at approval than a change to the front.
Matching colour and cladding against the original on site helps the addition read as part of the same house.
Nearby
Thirroul is in the Wollongong City Council area, and Bulli is the closest of our other suburb pages to the south. The gallery shows some of our finished work.
Questions from Thirroul
What is the best decking for a house near the beach in Thirroul?
On coastal blocks we lean to composite, because it holds its look with a hose and a broom and never needs oiling. Merbau and spotted gum look excellent and last, but they need regular oiling. The right choice depends on how much maintenance you want to do.
How often does a timber deck near the coast need oiling?
On an exposed coastal deck, plan on a clean and re-oil about once a year. Under a roof or on the sheltered side of the house, every second year is usually enough. Our post on deck oiling explains how to tell when a deck is due.
Does a deck in Thirroul need council approval?
It depends on height, size and the distance from the boundary. Low decks within the exempt limits often need no approval, while larger or higher ones may need a certifier or council. Our deck, pergola and carport approval guide lays out where the lines are.
Can you extend an older Thirroul cottage without changing how it looks from the street?
Yes. The usual approach is to build the addition behind or beside the original roof, then match the cladding, window proportions and roof pitch so the front still reads as the same house.
Do you also build pergolas in Thirroul?
We do. Timber and steel pergolas and patio roofs are part of our service. The roof type changes the light inside the house and the approval path, so we cover that at the design stage.