Hydronic heating and cooling equipment for contractors
We are a leader in residential and commercial Electrification, HVAC and Domestic Hot Water Heating.
Hydronic Specialties Company (HSC) supplies residential and commercial contractors with radiant heating and cooling, domestic hot water and solar thermal equipment, backed by technical support. We also supply mechanical contractors and engineers with commercial equipment. Multi-family work is our specialty.
Homeowner or wholesale buyer? Find the right company.
The contractors we work with
Residential and commercial contractors
Radiant, hot water and solar thermal equipment.
Mechanical contractors and engineers
Commercial equipment, sump sewage and pressure boosters.
Multi-family projects
Our specialty: condominiums, low-income housing and senior housing.
Featured for multi-family domestic hot water
Chiltrix CX75-DW heat pump water heating
An air-to-water heat pump for domestic hot water in multi-family buildings, with a three-tank cascade design and a double-wall heat exchanger.
42 to 45% lower annual electrical cost
than standard commercial heat pump water heating systems, according to Chiltrix's spec sheet.
- Model on the spec sheet
- CX75XCHW
- Design
- Three-tank cascade, double-wall heat exchanger
- Refrigerant
- R32
- Maximum water temperature
- 149°F
- Operating ambient temperature
- −22°F to 130°F
- Rated cascade capacity
- 395,900 BTU/h
- Rated output
- 638 GPH
What we supply
Hydronic radiant heating and cooling
Equipment for residential and commercial systems.
Domestic hot water heating
Equipment for residential and commercial hot water.
Solar thermal
Solar hot water equipment for residential and commercial projects.
Commercial equipment
Supplied to mechanical contractors and engineers, along with sump sewage and pressure boosters.
Support that comes with the equipment
We put technical support first. We also emphasise California Energy Code compliance and equipment choices that save energy and water.
Incentives for all-electric new construction
California Electric Homes Program (CalEHP)
For contractors and builders on all-electric new construction projects in California, this state program offers incentives and no-cost technical assistance.
- Administered by the California Energy Commission.
- Incentives for all-electric new construction, including homes being rebuilt after wildfires.
- For new construction only. It does not cover retrofits of existing buildings.
- Covers single-family and multi-family homes, and also offers incentives for energy storage.
- Incentives are first-come, first-served while funding lasts.
- The program provides no-cost technical assistance.
The program sets the amounts and decides eligibility. Check current incentive amounts and eligibility on the CalEHP site.
HSC can help you choose all-electric equipment for these projects.
Program details last checked against the official site: October 2026.
Manufacturer lines
We represent 45 manufacturers across 15 product categories. See the full product list.
State of California certified small business
State of California Small Business (SB Micro), ID 20726, valid through December 31, 2026. Certification details
Tell us about your project
Send us the details and we will get back to you, or call us during business hours.