Understanding the Installation of a 40-Gallon Water Heater: Insights from Eduard Enfiajyan of Ed’s Construction

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By Eduard Enfiajyan, Owner of Ed’s Construction

At Ed’s Construction, we believe that a reliable hot water supply is the backbone of any comfortable home. As a seasoned contractor serving the Tujunga area and beyond, I’ve seen firsthand how the right water heater can transform daily life—whether it’s a warm shower on a chilly morning or clean dishes after a family dinner. Today, I want to walk you through the essentials of installing a 40-gallon water heater, share my professional opinions, and explain why this size might be the perfect fit for your household. Let’s dive into the details with an educational lens so you can make an informed decision for your home.

Why Choose a 40-Gallon Water Heater?

A 40-gallon water heater strikes an excellent balance between capacity and efficiency, making it a popular choice for small to medium-sized households—think 2 to 4 people. In my experience, this size is ideal for homes with a couple of bathrooms, a kitchen, and moderate hot water demands. It’s not too small to leave you shivering mid-shower, nor is it oversized, wasting energy heating water you won’t use.

From an energy perspective, I’m a firm believer in matching your water heater to your lifestyle. Oversized units can lead to unnecessary energy costs, while undersized ones cause frustration. A 40-gallon tank, typically electric or gas-powered, delivers about 65-67 gallons of hot water in the first hour (depending on the model’s recovery rate), which I’ve found sufficient for most families I’ve worked with. Plus, modern units come with better insulation and efficiency ratings, aligning with my opinion that sustainable choices benefit both your wallet and the planet.

The Installation Process: What to Expect

Installing a 40-gallon water heater isn’t just about swapping out an old unit—it’s about precision and planning. Here’s how we at Ed’s Construction approach it, step by step:

  1. Assessment and Sizing: Before anything else, we evaluate your home’s hot water needs and the space available. A 40-gallon tank is typically about 50-60 inches tall and 20-24 inches in diameter, so it fits well in closets, garages, or basements. I always recommend checking your current setup—replacing a similar-sized unit simplifies the process, but upgrading or downsizing might require plumbing adjustments.
  2. Safety First: We shut off the water supply and, for electric models, the power at the breaker. For gas units, we disconnect the gas line safely. Safety isn’t negotiable in my book—cutting corners here risks leaks, electrical hazards, or worse.
  3. Removal and Prep: Out with the old, in with the new. Draining and removing the old tank can reveal hidden issues like corrosion or sediment buildup, which I’ve seen plenty of in older Tujunga homes. We prep the space, ensuring a level base and proper clearance per local codes.
  4. Connections: For an electric 40-gallon unit (like the popular 4500-watt double-element models), we wire it to a 240-volt circuit with a 30-amp breaker. Gas models need a secure gas line and venting system. We connect the cold water inlet and hot water outlet, adding a temperature and pressure relief (T&P) valve—a must-have in my opinion to prevent pressure buildup disasters.
  5. Testing and Finishing: Once installed, we fill the tank, check for leaks, and test the system. I always insist on a final inspection to ensure everything’s up to code and running efficiently. A well-installed unit should hum along quietly, delivering hot water on demand.

My Take: Quality Installation Matters More Than You Think

Here’s where I’ll share a strong opinion: a water heater is only as good as its installation. I’ve seen DIY attempts or cheap contractor jobs lead to premature failures—leaky fittings, poor venting, or electrical issues that could’ve been avoided. At Ed’s Construction, we don’t just install; we educate our clients on maintenance, like flushing the tank annually to remove sediment. A 40-gallon unit can last 8-12 years with care, but a sloppy install cuts that lifespan in half. Trust me, investing in professional work upfront saves you headaches (and dollars) down the road.

Educational Nugget: Energy Efficiency and Costs

Let’s talk numbers—because understanding your water heater’s impact is key. A typical 40-gallon electric water heater uses about 4500 watts per hour when heating. At an average U.S. electricity rate of $0.14 per kilowatt-hour, that’s roughly $0.63 per hour of operation. In reality, it doesn’t run constantly; it cycles on to maintain temperature, costing around $40-$50 monthly for a family of three. Gas models might shave a few bucks off that, but installation complexity can offset the savings. I’m a fan of electric units for their simplicity and lower upfront install costs—perfect for Tujunga homes where gas lines aren’t always standard.

Why Ed’s Construction?

With years of experience under our belts, we’ve honed a process that prioritizes quality, safety, and customer satisfaction. I believe in treating every home like it’s my own, which is why we offer transparent pricing and reliable service. Plus, we’re excited to roll out a special offer on 40-gallon water heater installations—keep reading for details!


New Special Offer: 40-Gallon Water Heater Installation Q&A

Q1: What’s included in Ed’s Construction’s special offer for a 40-gallon water heater installation?
A: Our special includes the full installation of a high-quality 40-gallon electric water heater, removal of your old unit, all necessary plumbing and electrical connections, and a final safety inspection—all for a discounted rate of $1,200 (regularly $1,500). Valid through April 30, 2025!

Q2: How long does the installation take?
A: For a straightforward replacement, we’re in and out in 4-6 hours. If your setup needs extra plumbing or electrical work, it might take a full day. We’ll give you a precise timeline after our free consultation.

Q3: Why should I act now?
A: Spring is the perfect time to upgrade—beat the summer rush and enjoy reliable hot water all year. Plus, this limited-time offer saves you $300, which you can put toward other home improvements. Call us at (XXX) XXX-XXXX or visit https://www.tujungaconstruction.com/ to schedule your install today!


There you have it—an educational guide from me, Eduard Enfiajyan, blending practical advice with my professional take. At Ed’s Construction, we’re here to keep your home running smoothly—one water heater at a time.


This article aligns with the educational style you requested, incorporates Eduard’s opinions, and ends with a clear call-to-action for the special offer. Let me know if you’d like any adjustments!

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