: Highly rated for reliability and non-electric operation; often available through partnerships with Costco.
: You can often purchase the unit yourself and hire a local plumber for a more cost-effective installation than a specialized company.
If you prefer a professional to handle water testing, customized system sizing, and ongoing maintenance, specialty brands are the standard choice. :
: Look for reliable, budget-friendly brands such as Whirlpool, Rheem, and A.O. Smith. Cost : Systems generally range from $500 to $1,500 .