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Hot Water Coils

Hot Water Coils
H-Mac Systems is a leader in the replacement hot water coil market. H-Mac understands that many hot water coil replacements are emergencies. If you can't find a replacement hot water coil from our standard product offering below, we provide competitive quotes fast! All quotes include pricing for standard and expedited production cycles. Detailed hot water coil as-built drawings are provided during order entry for your final check and approval. Our experts spend the extra time required to ensure your replacement hot water coil is a perfect fit.

If you can't find a hot water coil for your application using our standard product offerings below, follow these simple steps to quickly receive a quote:

Step 1: Download and print these 7 blank coil templates: 7 Blank Coil Templates!

Step 2: Complete the hot water coil template and fax it to 508-682-0944 or e-mail it to


Hot Water Coil Standard Features:

  5/8 O.D. X .020 copper tube wall thickness as standard

  Tempered aluminum die-formed plate fins available with corrugated or flat surfaces with a waffle edge and extruded fin collars

  18-gauge G-90 galvanized sheet steel casing

  Coils may contain as many as 12 rows deep with a single fin pack

  Split fin design contains as many as 24 rows deep

  Heights up to 52.5 in a single fin

  Fin spacing ranges from 4 FPI to 14 FPI

  Tubes are mechanically expanded into the fins

  Tube sheets are full coil depth and die-formed and full collared

  Connections can be exactly matched to existing coil or piping arrangement

  Leak-tested in a water tank


Hot Water Coil Custom Options:

Special fin materials

Special copper tubing

Special casing depths

Stainless steel casings

Insulated coil boxes

Drain pans

Pitched casings

Steel MPT connections

Special coatings on fins and casings

Custom crating

High silver content brazing material. Hand-brazed inside and outside the coil.


Do you need something quicker? H-Mac Systems has the largest selection of stocked hot water booster coils in the United States. There are over 61 different hot water booster coil sizes in stock. Hot water booster coils are available with standard duct flanges or slip and drive casings. All hot water booster coils are built with high quality materials and are ARI certified.: Stock Booster Coils.

**Booster coils ship in 1-3 business days depending on factory loading.**
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