❄️ HVAC Software — Book

The scheduling tool built for HVAC contractors.

Service calls, maintenance agreements, and new install scheduling — all without the callback loop.

✓ 14-day free trial ✓ No credit card required ✓ Cancel anytime

The daily friction that costs you jobs

These aren't edge cases — they happen every week on every job site.

🌡️

Emergency service calls displacing the day's install schedule

A no-heat call at 7am knocks the whole day off track. Scheduling software with buffer time and crew overflow settings keeps the install crew on track while service handles the emergency.

📋

Maintenance agreement customers who never rebook

They signed the annual maintenance agreement last spring. You haven't heard from them since. Automated renewal reminders and a self-booking link recover this revenue every year.

🏗️

Commercial mechanical jobs with 6 subs and no shared schedule

Controls, sheet metal, refrigerant techs, test-and-balance — all texting you for their start times. A shared booking calendar ends the dispatcher bottleneck.

JobSite Stack Book — built for hvac contractors

Start your 14-day free trial. No credit card. Cancel anytime.

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HVAC-specific features that work out of the box

Not generic software with a paint job — actual workflows for your trade.

🔥

Emergency + scheduled service dispatch

Separate queues for emergency service calls and planned maintenance — no mix-ups.

📅

Maintenance agreement renewal reminders

Automatic annual reminders with a self-booking link for spring/fall tune-ups.

🏭

Commercial mechanical coordination

Multi-trade booking for controls, sheet metal, and refrigerant techs on large commercial jobs.

📝

Prebuilt HVAC event types

Service call, maintenance visit, equipment changeout, start-up/commissioning — all templates ready.

18+
HVAC companies active
★★★★★
Contractor-rated

"Finally software that understands how a hvac shop actually runs."

Start free. Grow when you're ready.

14-day free trial on every plan. No card required.

JobSite Stack Book
$79/mo

Scheduling for contractors — inspection bookings, sub dispatch, client self-booking.

  • Unlimited event types
  • Team scheduling (up to 5 users)
  • Client self-booking portal
  • SMS + email reminders
  • Prebuilt construction event types
  • 14-day free trial
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14-day free trial · no credit card

Best Value
Builder Bundle
$149/mo

Book + Sign together. Save $229/mo vs buying both at full price.

  • Everything in Book
  • Digital contracts + change orders
  • Estimate-to-schedule workflow
  • AI cost estimator integration
  • Unlimited team members
  • Priority support
  • 14-day free trial
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14-day free trial · no credit card

Add digital contracts + change orders?

Get Book + Sign in the Builder Bundle at $149/mo and save $229/mo.

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HVAC contractor software should handle three things: job scheduling (so crews are at the right place, in sequence), inspection coordination (with permit fields and auto-reminders), and digital change orders (so scope additions are signed before work starts). BuildStackHub JobSite Stack Book ($79/mo) covers scheduling and inspection workflows. The Builder Bundle ($149/mo) adds digital contract and change order signing. Both include a 14-day free trial with no credit card required.

Answers for hvac contractors