Description
Laars Heating Systems RTXD7115 — WAVE3 to WAVE 4A Retrofit Kit
Keep your hydronic heating system current with the Laars Heating Systems RTXD7115 Retrofit Kit, designed to upgrade existing WAVE3 installations to the advanced WAVE 4A platform. This genuine OEM retrofit solution from Laars ensures your system benefits from the latest controls technology without the cost and labor of a full equipment replacement.
Product Overview
The RTXD7115 is engineered specifically for WAVE3 to WAVE 4A conversions, delivering a seamless upgrade path for residential and light commercial hydronic heating applications. By leveraging Laars’ proven engineering, this kit helps extend the service life of your existing installation while bringing it up to current WAVE 4A standards.
Key Features
- Genuine Laars OEM retrofit kit — SKU RTXD7115
- Designed for direct WAVE3 to WAVE 4A platform upgrade
- Extends the useful life of existing WAVE3 equipment
- Reduces downtime compared to full system replacement
- Engineered for compatibility with Laars WAVE series hydronic heating systems
- Supports reliable, efficient hydronic heating performance
Application
Ideal for HVAC contractors and service technicians performing scheduled upgrades or field retrofits on Laars WAVE3 boiler systems. This kit streamlines the conversion process and ensures the upgraded system meets WAVE 4A operational requirements.
Why Choose Laars?
Laars Heating Systems is a trusted name in hydronic heating, delivering high-quality boilers and water heaters for residential and commercial applications. The RTXD7115 reflects Laars’ commitment to supporting installed equipment with genuine, purpose-built upgrade solutions.







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