FenBig HVAC AI
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Built for HVAC contractors

Stop losing high-value HVAC jobs after hours

Our AI SMS receptionist replies in seconds, captures emergency leads, and sends your team dispatch-ready customer details.

No long-term contract • Setup included • Keep your current number

Typical result in first 30 days

  • ✅ 40-70% faster first response after hours
  • ✅ 8-15 additional booked calls per month
  • ✅ Better conversion on emergency requests

"Paid for itself in week 1."

— Mike R., Residential HVAC Owner (Texas)

SMS Compliance Notice

FenBig provides AI-powered SMS communication tools for HVAC contractors. Messages are sent only in response to customer inquiries or with prior consent. Reply STOP to opt out at any time.

Live demo widget

Show prospects exactly how your AI handles after-hours leads

This interactive sample simulates a real customer text. Prospects can switch scenarios and see how quickly the assistant qualifies the lead and prepares dispatch-ready info.

After-hours SMS preview

Emergency

24/7

Instant after-hours response

< 60 sec

Average first SMS reply time

Done-for-you

Script setup + routing included

How much revenue are missed calls costing you?

Quick estimate based on your weekly missed opportunities.

How it works

Step 1

Instant reply

When someone texts after hours, AI responds immediately with your approved brand voice.

Step 2

Lead qualification

It collects service type, urgency, address, and preferred callback time.

Step 3

Dispatch alert

Your team gets a clean summary so you can follow up and close fast the next morning.

Simple pricing for local HVAC teams

Founding Contractor Plan

$69/month

Limited onboarding spots this month

Claim Your Spot

Contractor FAQs

Will this replace my office staff?

No. It handles after-hours first response and lead capture so your team starts with warmer, cleaner opportunities.

Can we approve the scripts?

Yes. You approve every core response flow before launch, including emergency handling language.

How fast can we go live?

Most teams launch in 2-5 business days after kickoff.

Ready to capture more HVAC jobs this month?

Book a 20-minute demo. We will map your missed-call workflow and show expected ROI based on your market.

Or email directly: [email protected]