Rinnai RE Series Cold Weather Protection Kit – RECOLDKIT
- Authorized Online Dealer
- Free Shipping (exclusions may apply)
- We Beat The Lowest Price
- Fast 4–7 Day Delivery
- Manufacturer Warranty Included
- Questions? Call Our Experts: +1 (800) 484-0224
Rinnai RE Series Cold Weather Protection Kit – RECOLDKIT is backordered and will ship as soon as it is back in stock.
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Price Match Guarantee
Price Match Guarantee
We work very hard to ensure that we offer the absolute best prices online. If you find another online store that offers a lower price than us, let us know and we beat the price hands down. We want you to feel confident that you are getting the absolute best price for the product you are ordering.
Our 100% Price Match Guarantee has the following restrictions:
Promotions such as rebates and buy one, get one free offers are not eligible
The website can not be a discounter or auction website (ie; eBay, etc..)
The competitor must be an Authorized Retailer of the item you have purchased
The Price Match Guarantee includes will be calculated based on item price, sales tax, shipping charges
Price Matches Do Not Apply For Exchange Orders, or replacements
Please Note: Some Exclusions May Apply
Delivery and Shipping
Delivery and Shipping
Your order processing time is 1 to 2 days. Please note that the cut-off time for order placement is 6 p.m. Orders received after this time will be processed on the following business day.
Your order will arrive within 4 to 7 days on average (free shipping over $200). Shipping for orders under $200 incurs a flat fee of $15. We currently offer shipping only within the continental United States (island deliveries may incur additional costs); international shipping is not available.
Mostly all of our orders are shipped via one of our third-party freight carriers (18-wheeler). If your order has an item that is shipped on a freight carrier, you will be contacted to schedule a curbside delivery time. Please make sure to put the correct phone number at checkout.
Upon placing your order, you will receive a confirmation e-mail. This message will confirm your order has been received by our system, and your credit card was approved for purchase. We will not charge your card until the item has shipped unless it's back ordered and we need to hold an item for you.
As soon as your order is received on our end, we process it!
• Authorized Online Dealer
• Free Shipping + No Sales Tax (exclusions may apply)
• We Beat The Lowest Price
• Fast 4-7 Day Delivery
• Manufacturer Warranty Included
• Questions? Call Our Experts: +1 (800) 484-0224
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Description
Description
Keep your Rinnai RE Series tankless water heater performing at its best—even in extreme temperatures—with the Rinnai Cold Weather Kit (RECOLDKIT). Designed specifically for outdoor installations, this protective accessory prevents freezing, safeguards internal components, and ensures reliable hot water delivery all year long.
Engineered for durability and consistent performance, this cold weather kit supports both residential and commercial applications. It seamlessly integrates with wall-mounted RE Series units and indirect tank setups, making it the perfect upgrade for homes, businesses, cottages, and cold-climate installations.
Professional installation is strongly recommended to ensure proper performance and maximum protection.
Key Features:
- Compatible with Rinnai RE Series – Designed exclusively for RE Series tankless units.
- Outdoor Freeze Protection – Shields your water heater from cold weather damage.
- Enhanced Efficiency – Supports optimal performance in low-temperature environments.
- Indirect Tank Compatible – Works with indirect tank configurations.
- Wall-Mounted Design – Easy integration with mounted tankless systems.
- Residential & Commercial Use – Versatile accessory suitable for multiple applications.
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Extends Water Heater Lifespan – Helps protect your investment long-term.
What’s Included
- Rinnai RE Series Cold Weather Protection Kit (RECOLDKIT)
- Installation hardware
- Manufacturer installation guide
Specifications
| Category | Details |
|---|---|
| Part Number | RECOLDKIT |
| Product Type | Cold Weather Protection Kit |
| Compatibility | Rinnai RE Series Tankless Water Heaters |
| Application | Residential / Commercial |
| Mounting Type | Wall-Mounted |
| Indirect Tank Compatible | Yes |
| Function | Freeze protection for outdoor installations |
| Dimensions | Manufacturer-specific (varies by model; fits RE Series units) |
| Installation | Professional installation required |
Care & Maintenance Instructions
- Have the system inspected annually by a certified technician.
- Ensure no debris or snow accumulates around the unit during winter months.
- Keep the exterior of the water heater and kit clean and free from obstructions.
- Follow Rinnai’s recommended maintenance schedule for optimal freeze protection.
- Avoid tampering with internal components—always use qualified professionals for servicing.

