Looking to upgrade to a more efficient, space-saving hot water solution? Astar DFW provides top-rated tankless water heater services including tankless water heater installation in Dallas, offering reliable, on-demand hot water backed by top-rated service. Our licensed and experienced plumbers have helped hundreds of Dallas homeowners switch to tankless water heaters, earning 5-star reviews for quality tankless water heater installation services, professionalism, and clean, efficient installs. Whether you’re replacing an outdated system or planning a full upgrade, we make the process simple, affordable, and stress-free. Contact our expert Dallas plumbers today for trusted and expert tankless water heater installation and repair, and enjoy the comfort of endless hot water whenever you need it.

At Astar Air Conditioning, Plumbing & Electric, we deliver complete solutions for tankless water heaters in Dallas–Fort Worth, including installation, repair, and maintenance. Whether you’re upgrading your system or fixing a failing unit, our licensed experts ensure long-term performance, energy savings, and reliable hot water on demand.
Our team specializes in tankless water heater installation in Dallas, helping homeowners select the right gas or electric system based on property size and water usage. We install top-rated brands and ensure proper integration with your plumbing and electrical systems for a seamless setup that delivers efficient, on-demand hot water.
When your tankless water heater stops working or shows error codes, Astar offers fast, affordable tankless water heater repair in Dallas-Fort Worth. We troubleshoot gas and electric systems, restore functionality, and ensure your home gets reliable hot water again, often with same-day service from our licensed local plumbers.
To keep your system running smoothly, we provide expert tankless water heater maintenance in Dallas that includes flushing, descaling, and performance checks. Routine service extends the life of your unit, improves energy efficiency, and prevents future breakdowns, giving you peace of mind and dependable hot water year-round.
Installing a tankless water heater requires precision, product knowledge, and plumbing expertise. At Astar, we bring over 30 years of trusted experience serving homeowners across the Dallas–Fort Worth area. Our certified technicians take the time to recommend the right solution based on your home’s size, layout, and hot water usage. From first consultation to final installation, we make it easy.

A tankless water heater, also called an on-demand water heater, heats water only when you need it. Unlike traditional tank heaters, which store hot water around the clock, tankless units activate instantly as water flows through them. The result? Endless hot water, lower energy use, and a much smaller unit mounted directly on the wall.
When considering a water heater for your home, understanding the differences between tankless and traditional systems is key. Tankless water heaters deliver hot water on demand, heating it only as needed, unlike traditional models that continuously heat a large tank of stored water. This not only saves energy but also ensures you never run out of hot water during peak usage. Tankless water heater installation in Dallas is a smart choice for homeowners seeking energy efficiency, longer equipment lifespan, and space-saving solutions. With fewer moving parts and no bulky tank, these systems require less maintenance and can last over 20 years, making them a popular upgrade in Dallas–Fort Worth homes.

At Astar, we follow a proven installation process to ensure your tankless water heater is set up safely, efficiently, and built to last. From initial consultation to final walkthrough, every step is handled by our certified Dallas plumbers with precision and care.
We begin by evaluating your household’s hot water demands to recommend the ideal tankless water heater model and capacity for your needs.
Before any work begins, you’ll receive a detailed estimate outlining the full tankless water heater installation cost—no surprises, just honest pricing.
Our team carefully disconnects and removes your existing unit, disposing of it according to Dallas–Fort Worth regulations.
Whether gas or electric, we ensure proper setup, venting, and plumbing connections. Every installation is performed to code and thoroughly inspected for safety.
Once installed, we fully test your new tankless system and walk you through operation and maintenance tips to help you get the most from your investment.

For expert tankless water heater installation, repair, or maintenance in the Dallas–Fort Worth area, Astar is the name homeowners trust. With over three decades of plumbing experience, certified local technicians, and hundreds of five-star reviews from Dallas residents, we make the entire process easy and stress-free. Whether you’re upgrading to a more energy-efficient system or need urgent repairs, we deliver fast, dependable service with a 100% satisfaction guarantee.Call Astar Air Conditioning, Plumbing & Electric today at (972) 235-5215 to schedule your tankless water heater service or request a free estimate.
Dallas homeowners often replace water heaters due to age, leaks, insufficient hot water, or energy efficiency upgrades. Professional installation ensures reliable hot water and system safety.
ASTAR DFW is a trusted local plumbing service provider offering licensed professionals, code-compliant installations, and reliable water heater solutions for homes and businesses across Dallas.
The best option depends on household size, water usage, energy efficiency goals, and budget. ASTAR DFW evaluates your Dallas home to recommend the most suitable water heater system.
Traditional tank water heaters typically last 8–12 years, depending on usage and maintenance. Tankless systems may last longer when installed correctly.
Yes. Tankless systems often require electrical or gas upgrades and specific venting. ASTAR DFW ensures all requirements are addressed before installation.
Yes. ASTAR DFW installs water heaters for commercial properties, offices, restaurants, and multi-unit buildings across Dallas-Fort Worth.
Yes. Older homes may require plumbing or venting updates. ASTAR DFW evaluates existing systems to ensure proper and safe installation.