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Hot Water Recirculation

Hot Water Recirculation

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Hot Water Recirculation

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  1. Hot Water Recirculation Astro Express • Technological Developments

  2. HWR - Who Needs It? • Every day, people have to let water run down the drain until hot water is delivered to the faucet. • This can waste: • Several minutes waiting for hot water • 12,000 gallons per year - typical family • Who can afford to wait for hot water every time they need it?

  3. Hot Water Recirculation Opportunity • N.A. Cities facing water price increases • San Diego 35% over 4 years • Toronto 40% over 4 year • Dallas 8% / year • 82M + Stock of existing homes • Construction: 2.2M / year, 30% over 2500 sq ft • Hot Water Heaters: 14M / year

  4. Hot Water Recirculation Alternatives Circulator Water Heater Bypass Valve • Three Line System • Industry standard solution • Return pipe installation cost • Only practical for new buildings Circulator Water Heater • Two Line System • Fast, economical installation • Upgrade decision after drywall • Good for existing building retrofit

  5. HWR – Typical Three Pipe System

  6. HWR – Typical Two Pipe System

  7. The Ideal HWR Circulator • Desirable Performance Qualities • Virtually silent operation • Suitable for potable water use • Resistant to mineral build up • Reliable and maintenance-free • Robust design for long-term use

  8. Armstrong Astro Circulator • Wet rotor design • Virtually silent operation • Bronze housing • Suitable for potable water use • High starting torque • Overcomes mineral build up • Carbon graphite bearings • Reliable and maintenance-free • Stainless steel shaft • Robust and corrosion resistant

  9. Astro HWR For Three Pipe Systems LC = Line Cord T = Timer and line cord TA = Timer, Aquastat & line cord Broadest range in the industry 30 unique models

  10. The Ideal HWR Solutions • Desirable Characteristics • Applicable to the majority of installations • Installation time minimized • New electrical plugs not required • Circulator located in Mechanical space • Adjusts to meet location needs

  11. Introducing… • Astro Express – Hot Water Delivery System • Hot water at the tap when you need it • Metered water savings • No special return piping • Adjustable flow / temperature • One size fits all

  12. Astro Express Circulator Field Proven ASTRO 20 BU-T 1-1/4” NPSM Unions 24 Hour Clock Timer EPDM O-rings 15 Minute Intervals On / Off / Auto Switch 1 Male + 2 Female ¾” Tailpieces Bronze Casing 120Vac, 1/25 HP, .5A Glass Filled PolyPro Impeller 5 ft Power Cord Stainless Steel Shaft Max Head: 5.8 ft Graphite Bearings Max Flow: 11.5 GPM

  13. Astro Express Valve Body Forged brass housing Noryl body cap Internals Stainless Steel, Plastic, EPDM Adjustment 0 – 100% Multi-turn screw Ratings 125 psi (862 kPa) / 150F (66C) Connections Hot / Cold Supply – 1/2” Hot / Cold Faucet – 3/8” It’s Adjustable!

  14. How Astro Express Works Activate

  15. Astro Express Installation • Circulator • Disconnect hot water pipe from heater nipple • Mount Astro Express circulator to nipple • Reconnect hot water pipe to circulator • Open faucet to purge air • Plug in power cord and set timer • Valve • Disconnect flex hoses from faucet • Connect hoses to valve • Add extra hoses from valve to faucets • Mount to wall with screw and anchor supplied • Time 20 minutes 10 Minutes

  16. Astro Express – Contractor Value • Additional Revenue Stream • New opportunity with every water heater replacement • One-Size-Fits-All Solution • Always the right model on the truck • Easy selection and ordering • User flow adjustability • Avoids temperature complaints and callbacks • 2 year “No Hassle” warranty

  17. Astro Express – Home Owner Value • Instant Hot Water At The Tap • When you want it; no waiting • Less water down the drain • Metered water savings • Bathroom Friendly • Needs little space under sink • Circulator at water heater • Easily Adjusts • To suit your preferences