Lot · Water Heaters
ThermoMate 5.28GPM Condensing Tankless Water Heater 114KBTU 0.86 UEF Natural Gas
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Thu · Jul 23, 2026
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Condition
New
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New
Used
Refurbished
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Unspecified
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ZIP 294**
oz-collections
2,922 ratings · 99.90% positive
Description
From the seller✅ Dual heat exchanger (stainless steel + oxygen-free copper) captures waste heat, saving you 15% energy vs non-condensing units. 0.86 UEF, real efficiency. ✅ Two showers at once? Yes. At 65°F inlet, get 105°F at 2 GPM each. No cold shocks. Smart chip adjusts power 20,000x/sec, keeping temp within ±1°F. ✅ Freeze protection down to 41°F – ceramic heating cores auto-activate, no burst pipes. 8 built-in safety protections. ✅ 3.5" LED touchscreen shows real-time flow, fan speed, flame status, and error codes. DIY-friendly with standard 3/4" NPT water & 1/2" NPT gas connectors. Compact 21"H x 13"W – fits in a closet. ⚠️ Condensate water is mildly acidic. Use a neutralizer kit (sold separately) to protect drains – standard for condensing units.
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