Many older Kamloops homes were never built with ductwork — they rely on baseboard heaters, wall furnaces, or a single window AC unit that struggles through July and August. If your house gets uncomfortably hot on the upper floor while the basement stays cool, a ductless mini-split heat pump may be the most effective upgrade you can make. Here’s how they work and why they suit our valley climate so well.

What Is a Ductless Mini-Split?

A mini-split has two main parts: an outdoor compressor and one or more indoor wall-mounted heads connected by a small refrigerant line. Because there are no ducts, there’s no energy lost through leaky runs — and each head can be controlled independently, so you cool the bedrooms you use without wasting energy on rooms you don’t.

Just as importantly, a mini-split is a heat pump. It cools in summer and heats in the shoulder seasons, which means it earns its keep well beyond the few weeks a year a window unit sits in the frame.

Why They Fit Kamloops Homes

Our summers regularly push past 35°C, and heat domes can hold that heat for days. A single-zone or multi-zone mini-split delivers steady, quiet cooling without the noise and drafts of a window unit. A few reasons they work particularly well here:

• No ductwork required — ideal for older homes, additions, and finished attics or garages
• High efficiency, which matters as BC Hydro rates climb and summer usage spikes
• Zone control so you can keep bedrooms cool overnight without cooling the whole house
• Built-in filtration that helps during wildfire smoke season
• Effective heating down to well below freezing, extending comfort into spring and fall

Single-Zone or Multi-Zone?

If you only need to tame one hot bedroom or a west-facing living room, a single-zone system with one indoor head is affordable and quick to install. Homes that need whole-house comfort can run a multi-zone system — one outdoor unit feeding several heads — giving you room-by-room control on a single outdoor footprint.

Sizing Matters

An oversized unit short-cycles, wastes energy, and leaves rooms humid; an undersized one runs flat out and never catches up on the hottest days. Proper sizing accounts for your square footage, insulation, window exposure, and ceiling height — which is why a load calculation by a qualified installer is worth far more than a rule-of-thumb guess.

Rebates and Installation

Because mini-splits are heat pumps, they often qualify for provincial and federal efficiency rebates that can meaningfully offset the upfront cost. Installation involves mounting the indoor head, setting the outdoor unit on a pad or bracket, running the refrigerant and condensate lines, and commissioning the system — typically a one-day job for a single zone.

Is a Mini-Split Right for You?

If you’re tired of dragging a window unit out every June, dealing with uneven temperatures, or heating with expensive baseboards, a ductless mini-split solves several problems at once. The best time to install is before the next heat wave hits — booking in the shoulder season means you’re ready when temperatures climb. Reach out to Advanced Plumbing Kamloops for an in-home assessment and an honest recommendation on the right system for your home.