UA Local 343 pays steamfitter & refrigeration fitter (hvac) members $71.60/hr in straight-time wages, and $111.37/hr once benefit and fringe contributions are added, effective August 22, 2025 per the California DIR prevailing wage determination NAP-2025-2 wage determination. Rates change with each contract cycle, confirm the current step with the Vallejo-Napa, CA hall before quoting an offer.
UA Local 343 Steamfitter & Refrigeration Fitter (HVAC), effective August 22, 2025 · source California DIR prevailing wage determination NAP-2025-2
| Base hourly wage | $71.60/hr | Straight-time steamfitter & refrigeration fitter (hvac) rate on the current wage determination, before fringes. |
|---|---|---|
| Total package | $111.37/hr | Wage plus all employer-paid benefit and fringe contributions per hour worked. |
| Approximate annual wage | $143,200/yr | Derived: base hourly × 2,000 hours. Actual earnings depend on hours dispatched, overtime and travel. |
| Effective date | August 22, 2025 | Date this rate took effect under the agreement, as printed on the California DIR prevailing wage determination NAP-2025-2 wage determination. |
| Classification | Steamfitter & Refrigeration Fitter (HVAC) | Rate applies to this classification only. Apprentice steps, foremen and shift work are paid on separate lines of the wage determination. |
No hall-specific rule statement is held for this local. Dues, admission, referral procedures and coverage are not inferred from other locals.
These are recorded source statements, not a complete or newly verified rulebook. Confirm current dues, membership eligibility, apprenticeship intake, dispatch and jurisdiction directly with the hall. Gulfstream is independent and does not set rates or run union dispatch.
Membership and apprenticeship applications are handled by UA Local 343 directly, not by Gulfstream. Call the hall at 707-644-4071 to ask about current intake. The hall states: Apprentices complete 10,000 work hours and 1,200 class hours. Source: Hall-published source
The hall lists: Health & Welfare trust funds, Defined contribution plan, Pension fund. Source: Hall-published source
Address: 220 PEABODY RD VACAVILLE, CA 95687. Phone: 707-644-4071.
Roughly 36% of the UA Local 343 package is employer-paid benefits and fringes rather than wages, which is why the package figure and a take-home hourly rate are not the same number.
| Benefit & fringe contributions | $39.77/hr | Derived: total package minus base wage. This is the employer's combined hourly contribution to the funds, not take-home pay. |
|---|---|---|
| What the contributions fund | Health & welfare, pension, annuity, training and industry funds | Standard fund categories in mechanical and electrical agreements. The exact split between funds is set in the local's agreement, the hall or fund office publishes the schedule. |
| Paid on | Every hour worked | Fringe contributions are made per hour worked, so they scale with dispatched hours and are paid to the funds rather than to the member. |
Effective: August 22, 2025 · High confidence
Read directly from the primary source (California DIR prevailing wage determination NAP-2025-2) and cross-checked at build time. Highest confidence for offer benchmarking.
Last cross-checked against the source: Sep 19, 2026.
View the California DIR prevailing wage determination NAP-2025-2 source
UA Local 343, 220 Peabody Rd Vacaville, CA 95687. 707-644-4071. Gulfstream is a private recruiting firm, we do not run dispatch and we do not set union rates.
UA Local 343's sourced steamfitter & refrigeration fitter (hvac) union rate is $71.60/hr in base wages and $111.37/hr for the total package, effective August 22, 2025. The rate applies to the listed classification and source area; apprentice, foreman and specialty classifications may differ.
$71.60/hr in base wages for steamfitter & refrigeration fitter (hvac), or $111.37/hr counting employer-paid benefits and fringes, effective August 22, 2025 per the California DIR prevailing wage determination NAP-2025-2 wage determination.
August 22, 2025. Read directly from the primary source (California DIR prevailing wage determination NAP-2025-2) and cross-checked at build time. Highest confidence for offer benchmarking.
No, the $71.60/hr base is wages only. Employers contribute roughly $39.77/hr more per hour worked to health and welfare, pension, annuity and training funds, which is the difference between the base and the $111.37/hr package.
No. Gulfstream Strategic Placements is a private MEP recruiting firm. We are not affiliated with the local, we do not run dispatch, and we do not set or negotiate union rates. We publish the local's own sourced figures as a reference for members and contractors.
High confidence, last cross-checked against the source on Sep 19, 2026 (2 months ago). Always confirm the current step with the hall before relying on it for an offer.
We fill union-covered and salaried roles for union and merit-shop mechanical contractors: project managers, superintendents, estimators and service staff. Hall dispatch stays with the local.