Air conditioning, construction planning, and site preparation guidance for builders across the Hills District.
12+ specification guides published, with new content added monthly.
New Hills District build guidance, delivered as soon as it publishes.
Absolute Design Build is a specification-stage resource for builders, site supervisors, and project managers working on new residential builds across Sydney’s Hills District. We cover air conditioning specification, construction planning, and site preparation — from people who work on Hills District sites.
We’re not writing generic home-improvement content. Every guide on this site is aimed at a specific decision a builder or site supervisor has to make — before the next trade shows up, not after.
We write for Hills District conditions — soil, overlays, and block sizes — not generic build advice.
Guidance for decisions made before the trade shows up, not after — where the real cost of getting it wrong sits.
By a Head of Content and a working Site Supervisor — Gabrielle Ebsworth and Tom Radley.
Air conditioning specification, construction sequencing, and site preparation guidance — written for the Hills District, updated as conditions change.
How Bushfire Attack Level ratings and acreage conditions in Dural affect construction and mechanical services planning.
Read this site before the decision, not after the callback. Every guide is built around a specific point in the build where a wrong call gets expensive.
Catch AC specification and sequencing errors before they turn into variations or rework.
Written for actual Hills District conditions — soil, overlays, and block sizes — not generic advice.
Straight answers at the point you need them, so specification doesn't hold up the program.
What site supervisors should check before the slab pour on Glenhaven new builds, including services and drainage placement.
How bushfire attack level ratings and acreage conditions in Dural affect construction and mechanical services planning.
Soil conditions, block sizes and council overlays builders should know before starting a new build in Kellyville.
