Contour
Through-wall heating and cooling
ExploreOnSpec USA
OnSpec USA brings together Contour through-wall systems, Apex single-zone heat pumps and the copper, line sets and fittings used in HVAC installations.
Apex
Single-zone and multi-zone mini-split heat pumps
ExploreInstallation products
Straight pre-insulated copper, line sets and fittings
ExploreFrom product selection to project planning
Building owners & developers
Compare system formats, discuss repeated room types and identify the building details that need review before selection.
Discuss a buildingContractors & specifiers
Request model-specific documentation, installation requirements and compatibility information for the equipment under consideration.
Product resourcesDistributors
Tell us about your territory, customers and product interests to begin a distribution conversation.
Partner with OnSpecPartner with OnSpec
Discuss the product range for your customers and territory.