If you run an independent window and door installation business in the UK, your single biggest marketing question is rarely “Should we advertise online?” It is: “Where should our advertising budget actually go to win qualified, high-ticket enquiries?”
Thank you for reading this post, don't forget to subscribe!For years, local word-of-mouth and showroom footfall carried the glazing sector. But with rising raw material costs and homeowners taking longer to deliberate over £8,000–£25,000 installations—such as aluminium bifold doors, heritage flush casements, and roof lanterns—relying on passive leads is no longer sustainable.
When investing in paid digital advertising, two platforms dominate: Google Ads (Search & Performance Max) and Meta Ads (Facebook & Instagram).
While both platforms generate enquiries, they work on fundamentally different commercial mechanics. Deploying your budget into the wrong channel—or running the wrong campaign format—can burn through thousands of pounds without securing a single signed contract.
Here is an honest, data-backed comparison of how Google Ads and Meta Ads perform for UK window and door contractors, and how to allocate your spend for maximum return on investment (ROI).
1. Google Ads: Capturing High-Intent “In-Market” Buyers
Google Ads operates primarily on active search intent. When a homeowner searches for:
- “aluminium bifold door installers near me”
- “timber alternative flush sash windows cost Surrey”
- “emergency double glazing replacement Bristol”
They are not casually browsing; they have an active problem or an upcoming home renovation project.
The Strengths of Google Ads for Glazing
- Unrivalled Buying Intent: Google Search targets prospective clients at the very bottom of the sales funnel. These homeowners are actively seeking quotes and scheduling surveyor visits.
- Shorter Sales Cycles: Search leads typically convert into site surveys within 7 to 14 days because the purchase decision has already been initiated.
- Location Precision: Tight geographical radius targeting prevents budget wastage in postcodes outside your fitting teams’ operating zones.
The Challenges
- Higher Cost-Per-Click (CPC): In the UK glazing industry, competitive keywords routinely cost between £3.50 and £9.50 per click. If your website landing page has a low conversion rate, ad spend can quickly erode your margin.
- Limited Visual Impact on Search: Standard search ads rely solely on text headlines and sitelinks. While Performance Max addresses this, Search remains primarily driven by copy rather than aesthetic imagery.
2. Meta Ads: Creating Aspirational Demand with Visual Impact
Unlike Google Search, Meta Ads (Facebook & Instagram) rely on interruption and discovery marketing. Homeowners scrolling through Instagram or Facebook are not actively looking for new windows; your visual creative must stop their scroll and spark aspiration.
For visual architectural home improvements—such as slimline sliding patio doors, anthracite grey frames, or bespoke composite front doors—Meta is exceptionally powerful.
The Strengths of Meta Ads for Glazing
- Visual Storytelling: Before-and-after project galleries, 15-second customer walkthrough reels, and high-resolution lifestyle photography showcase craftsmanship in ways text search cannot match.
- Significantly Lower Cost Per Lead (CPL): Top-of-funnel Meta enquiries frequently come in at £18 to £38 per lead, compared to £55 to £110+ on Google Search.
- Reach Non-Active Renovators: Meta reaches homeowners planning home extensions 3 to 6 months before they type a query into a search engine.
The Challenges
- Lower Lead Intent & Longer Nurture Times: Because the homeowner was casually browsing, contact rates can be lower. Up to 40% of native lead form submissions may require robust SMS and phone follow-ups before booking a showroom consultation.
- Creative Fatigue: An ad creative that performs brilliantly in month one will often decline in effectiveness by week six, demanding fresh project photos and video assets.
Side-by-Side Comparison: Glazing Industry Metrics
| Metric / Feature | Google Ads (Search) | Meta Ads (Facebook/Instagram) |
|---|---|---|
| Primary Mechanism | High search intent (capturing existing demand) | Visual discovery (generating new demand) |
| Typical Cost Per Click (CPC) | £3.50 – £9.50 | £0.45 – £1.60 |
| Average Cost Per Lead (CPL) | £55 – £110 | £18 – £42 |
| Lead Quality / Readiness | High (immediate quote / survey request) | Medium (requires qualification & follow-up) |
| Best Product Focus | Urgent replacements, standard uPVC, specific models | Aspirational bifolds, architectural aluminium, composite doors |
| Sales Cycle Duration | Short (1–3 weeks) | Medium to Long (4–10 weeks) |
Which Delivers Better ROI for Your Business?
The answer depends on your company’s operational capacity and sales follow-up structure:
Choose Google Ads First If:
- You have dedicated estimators ready to attend site surveys within 48–72 hours.
- You want immediate, ready-to-buy homeowners who already have architectural plans or approved measurements.
- Your primary offerings include replacement windows or repair/upgrade services where immediate solutions are required.
Choose Meta Ads First If:
- You specialise in design-led, high-margin architectural products (e.g., Cortizo or Origin aluminium bifolds, bespoke conservatories, Crittall-style internal screens).
- You have a dedicated sales coordinator or automated CRM system (such as automated SMS/WhatsApp responses) to instantly follow up within 5 minutes.
- You have an active showroom and want to drive weekend footfall or consultation bookings through compelling video tours.
The Winning Hybrid Strategy: The Full-Funnel Glazing Engine
Leading UK window and door companies rarely treat this as an “either/or” decision. The highest commercial ROI is achieved by integrating both platforms into a coordinated funnel:
1. Top & Middle Funnel (Meta Ads): Instagram Reels & Carousel ads showcasing finished local installations, driving brand awareness, showroom registrations, and brochure downloads.
2. High-Intent Bottom Funnel (Google Search): Captures homeowners actively searching for your brand name or local installation terms with dedicated high-converting landing pages.
3. Multi-Channel Retargeting (Meta & Google Display): Re-engages unbooked visitors with 5-star Trustpilot reviews, FENSA/Certass accreditations, and 10-year guarantee proof.
By using Google to capture high-intent buyers while deploying Meta to retarget site visitors and seed aspirational demand, your blended acquisition cost drops while lead volume increases.
Frequently Asked Questions (FAQ)
What monthly ad budget do I need to start seeing results?
For a local glazing company servicing a 25–40 mile radius, we typically recommend a minimum starting media spend of £1,000 to £1,500 per month on Google Ads, or £800 to £1,200 per month on Meta Ads, excluding agency management fees. This provides sufficient conversion data to optimise bidding algorithms within the first 30 days.
How quickly should our sales team follow up with online leads?
Speed-to-lead is critical. Homeowners requesting quotes on Meta or Google often reach out to two or three local installers. Reaching a prospect within 5 to 15 minutes increases conversion rates by over 300% compared to following up the next working day.
Should we use native Meta lead forms or direct traffic to our website?
For Meta Ads, native Instant Forms (On-Facebook Lead Forms) produce a lower cost per lead, but require qualification questions (e.g. “Property type?”, “Expected installation timeframe?”) to filter out tyre-kickers. For Google Ads, always send traffic to dedicated, high-speed landing pages featuring clear trust badges, FENSA accreditation, and simple enquiry forms.
How do we measure real ROI beyond lead numbers?
Track leads through your CRM to the final contract value. High-volume, low-cost leads are meaningless if they do not convert into signed contracts with healthy gross margins. Review your Cost Per Acquired Customer (CAC) and Return On Ad Spend (ROAS) on closed installations every month.