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A retrieval engine that sits beside the existing system, reads what it already produces, and closes RFP response. Aimed at hvac & plumbing field supervisors, writing down what only one person knows.
In short: RFP Responder for HVAC & plumbing, Run by Retrieval is a retrieval engine aimed at hvac & plumbing field supervisors, covering RFP response. It scores 79/100 on AltF Ideas, carried by monetisation (93) and held back by open field (47). Typical pricing is $3.3k–$71k per customer per year, with a first version reachable in about a quarter for $15k–$34k.
HVAC & plumbing teams lose a 200-question RFP answered by six people over a week. A typical hvac & plumbing operation runs this on people, memory, and a shared spreadsheet. Most operators assume this is simply the cost of doing business.
A retrieval engine that sits beside the existing system, reads what it already produces, and closes RFP response. Revenue is per-outcome, which suits a buyer who wants the cost to track the value rather than the seat count.
| Total addressable market | $351M |
|---|---|
| Category growth (CAGR) | 15% |
| Annual contract value | $3.3k – $71k |
| Pricing model | Per-outcome |
| Time to first revenue | 74 days |
| Startup cost to MVP | $15k – $34k |
| Build effort | ~1 quarter |
Retrieval over private documents became cheap enough to run per query. HVAC & plumbing is growing at roughly 16% a year, and this job has not been re-tooled since it was designed around paper.
| Who | The gap |
|---|---|
| A vertical competitor | Priced and scoped for enterprise accounts, not this segment |
| A generalist AI tool | No domain grounding, so output needs full human review |
| An offshore back office | Cheaper per hour, but does not scale down to the tail |
Every customer wants their own edge cases encoded, so onboarding cost is the real constraint.
An idea you cannot act on is entertainment. Four concrete steps, wired to tools already running on AltFTool.
Score problem urgency, willingness to pay, and reachable audience size before writing any code.
→ AltF IdeaLabAsk how they handle this today and what it costs them. If nobody can quantify the pain, the demand score is optimistic.
→ Survey BuilderCheck availability, DNS, and email authentication in one pass so your first outreach lands in an inbox.
→ AltF DomainOpsStand up intake, the review queue, and billing before you build the clever part.
→ AltF Flow