Case Study · West Air × B2B Industrial Cooling

Reaching industrial buyers before the summer panic call.

How LinkedIn campaigns explaining adiabatic cooling turned into 96 qualified B2B leads — months before hall operators would have called in a scramble.

96 Qualified leads · 2 campaigns
€57.70 CPL · latest campaign
−36% CPL improvement, run over run

Context

The Brand

West Air · Sustainable Engineering

A Romanian industrial engineering firm specializing in adiabatic cooling systems for warehouses, production halls, and logistics facilities.

The Problem

A cheaper system buyers don't know exists

Most industrial hall operators have never heard of adiabatic cooling as an alternative to traditional HVAC. Demand only shows up in a panic at the end of summer — by then it's too late to plan or install properly.

The Result

Explained early. Qualified properly.

Two LinkedIn lead-gen campaigns launched in April, months ahead of the seasonal rush. 96 qualified leads captured, with cost per lead improving 36% between the two runs.

One channel, timed right, built to qualify.

Strategy

Pre-Season Timing

Launched in April — months ahead of the reactive, end-of-summer search spike — to reach buyers while they still had time to plan and budget for a proper system.

LinkedIn

Direct-Response B2B Creative

Sponsored Content built around a single idea: explaining how adiabatic cooling works, in plain language, to facility and operations managers scrolling LinkedIn.

Lead Form

Native Lead Qualification

A LinkedIn native lead form asking exactly two things: what the hall is used for, and its total square footage — enough to qualify a lead without adding friction.

The numbers

96
Qualified leads
across 2 campaigns
€57.70
Cost Per Lead
latest campaign
−36%
CPL improvement
vs. first campaign
€7.5k
Ad spend
managed to date

The funnel

How a facility manager scrolling LinkedIn becomes a qualified, scoped lead.

Stage 1 LinkedIn Sponsored Content Targeting facility managers, operations directors, and technical buyers at industrial and logistics companies.
Stage 2 Educational Creative Direct-response ads explaining how adiabatic cooling works and why it beats a traditional HVAC retrofit on cost.
Stage 3 Native Lead Form Two qualifying questions inside LinkedIn: hall use-case and total square footage. No friction, no wasted clicks.
Stage 4 Scoped Follow-Up Qualified leads routed to West Air's team with hall specs already in hand — ready for a real evaluation call.

How we measure this

€57.70 CPL

Pulled from LinkedIn Campaign Manager — the "Lead generation - Jul 4, 2025" campaign. 37 completed native lead forms against €2,134.96 spent.

96 leads

Combined completed lead forms across both LinkedIn campaigns since launch in April: 59 from the "[MM] V - Lead generation | Industries" campaign plus 37 from the July campaign.

−36% CPL

First campaign ran at €90.93 CPL (59 leads / €5,365.07). Second campaign improved to €57.70 CPL as targeting and creative were refined — a 36.5% reduction.

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