How Builders Merchants Can Use Materials Takeoffs to Win More Trade Accounts

Materials takeoff for merchants works as a loyalty tool because it solves a problem your trade customers already have: turning drawings into an accurate materials list before they price a job. Offering a proper material takeoff service to trade account holders, rather than leaving them to estimate quantities themselves, gives customers a reason to order through you first, reduces costly over-ordering and under-ordering, and positions your merchant business as something more valuable than a yard with a good discount. Our earlier guide on why builders merchants should offer an estimating service covers the broader commercial case; this piece focuses specifically on the materials takeoff itself.

This guide explains what a material takeoff actually involves, how it differs from a full cost estimate, and the practical steps to start offering one to your trade accounts.

The terms material takeoff and quantity takeoff are largely used interchangeably in the construction industry, and in practice they describe the same underlying activity: measuring drawings to establish what’s needed. Where a distinction is sometimes drawn, “quantity takeoff” leans toward the formal, often NRM2-based measurement used by a quantity surveyor for a full cost estimate, while “material takeoff” is used more loosely for a materials-only list, without labour or cost attached. Our guide on what a quantity takeoff is covers the formal version in more depth.

For a merchant’s purposes, a material takeoff is usually the more relevant of the two, since your trade customers generally need a materials and quantities list to place an order, not a full priced cost plan.

An accurate material takeoff depends on decent input information: construction drawings, specifications, and, ideally, a reasonably settled design rather than one still changing daily. Working from incomplete blueprints or an early sketch produces a rough guide at best, not something a customer can order materials against with confidence.

Different materials also require different measurement approaches; some are measured by length, others by area, others simply by count, and getting this right for each material type on a job is where real construction industry experience matters, not just software.

Most small and medium contractors are skilled builders, not trained estimators, and without a proper takeoff process they typically rely on experience and a rough read of the drawings to judge material quantities. This works reasonably well on familiar, repeat project types, but breaks down on anything more complex, leading to over-ordering, which ties up cash and generates returns, or under-ordering, which stops work on site while missing materials or equipment are sourced. Current material prices only make this worse, since an inaccurate quantity multiplied by a volatile price can move a job’s cost significantly.

An accurate takeoff removes this guesswork for the contractor, and removes the return and re-order friction for the merchant fulfilling that order.

Building takeoff capability in-house means hiring or training estimators, investing in software, and managing a service outside a merchant’s core business. For most merchants, partnering with an established estimating provider to offer material takeoffs under your own brand is the more practical route, avoiding the overhead of building the function from scratch while still giving trade customers the service directly through you.

At ProQuant, our merchant services are built around exactly this model, providing accurate material takeoffs and cost breakdowns that integrate with your existing trade account relationships.

General AI tools like ChatGPT can assist with parts of a takeoff, summarising a specification, explaining terminology, or organising a materials list, but they can’t reliably measure quantities directly from construction drawings on their own, and shouldn’t be relied on to produce an accurate material takeoff without a qualified person checking the output. Accurate takeoffs still depend on someone who understands construction drawings and how different materials are actually measured, whether that’s done with digital takeoff software or manually. Treat AI tools as a support for parts of the paperwork, not a substitute for the measurement itself.

A practical starting point is to look at your top trade accounts and ask a simple question: how many are currently estimating materials themselves, with no support from you at all? For most merchants, the honest answer is nearly all of them, which is exactly the gap a material takeoff service is designed to fill.

With a strong foundation built from hands on site experience in his early career, Oliver Wilcox brings a practical and informed perspective to the construction industry. He went on to earn a BSc (Hons) in Building Studies, further strengthening his technical expertise and understanding of the built environment.

Following this, he spent 10 years working within the estimating sector, developing a deep knowledge of cost planning, measurement and project evaluation across residential developments.

In 2011, he co-founded Proquant Estimating LTD alongside his business partners, with a vision to deliver affordable, accurate, efficient and reliable estimating services.

Since then, the company has grown significantly and is recognised as the leading residential estimating service throughout the UK.

His combined site experience and professional expertise continues to drive Proquant’s commitment to precision, quality and client focused delivery.