HVAC & AC Repair in ZIP 78734 (Lakeway, Rough Hollow)
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Need AC repair or heating repair in 78734? We're your local HVAC contractor providing AC installation, furnace repair, emergency AC repair, AC tune up, and 24 hour HVAC service. Heat pump installation, ductless mini split, and air conditioning service available.
About ZIP 78734
ZIP 78734 covers Lakeway, The Hills and nearby communities like Lakeway, Rough Hollow, The Hills, Flintrock Falls, Serene Hills. Homes here fall within Lake Travis ISD (Lake Travis High School (Cavaliers)). Nearby landmarks include Lake Travis, Hurst Creek Park, Lakeway City Park, The Hills Country Club.
HVAC considerations in 78734
Lake Travis is drawdown-sensitive — during droughts the exposed shoreline raises local air temps 2–4°F and cuts lake evaporative cooling. Systems sized to 2015–2019 loads are undersized for today's heat. 1970s–present mix — original Lakeway section from the 1970s has aging ductwork in uninsulated attics; Rough Hollow (2008+) has tight envelopes needing fresh-air ventilation.
Common allergens by season in 78734
Seasonal allergens shape indoor-air-quality recommendations for homes in 78734. MERV-13 filters, whole-home media cabinets, and UV coil treatments cut allergen load meaningfully through every season below.
- Dec–Feb: Ashe juniper (cedar fever) — the most severe local allergen
- Mar–May: Live oak and post oak pollen
- Jun–Jul: Grasses (Bermuda, Johnson, Bahia)
- Aug–Nov: Ragweed
Utility & rebates in 78734
ZIP 78734 is served by Pedernales Electric Cooperative (PEC). Ask us about current high-efficiency equipment and smart-thermostat rebates when scoping your replacement project.
Popular neighborhoods in 78734
- Lakeway
- Rough Hollow
- The Hills