Lay-Z-Spa Square Thermal Cover – Medium 180cm (Alt)

Transform how your hot tub holds heat between soaks with the Lay-Z-Spa EnergySense Thermal Hot Tub Cover, purpose-built for 180cm square inflatable spas. Instead of watching your heater work overtime to recover lost warmth overnight, this cover locks heat in the moment you step out, so your spa is closer to ready every time you lift the lid — whether that's a quick soak before work or a weekend session with friends.

Built to Keep the Heat Where It Belongs

This cover uses double-layer thermal insulation to trap warmth that would otherwise escape into the night air, cutting the amount of electricity your heater needs to bring the water back up to temperature. Wrapping that insulation is a durable, weatherproof outer material, engineered to shrug off rain, UV exposure and everyday garden use rather than sit as a decorative lid that only looks the part. Between soaks, it also keeps leaves, dirt and debris out of your water, so you spend less time skimming and more time relaxing.

How much does this actually save on energy bills?

The double-layer insulation delivers up to 40% more energy-efficient heating compared with an uncovered hot tub. That's not a marginal tweak — over weeks of regular use, it adds up to a real reduction in the electricity your heater draws just to hold temperature, which matters most through the colder months when heat loss is fastest.

Will this fit my hot tub?

This cover offers a precision fit for 180cm square Lay-Z-Spa models, cut specifically to that size rather than sold as a generic, loose-fitting cover. A snug fit is what makes the insulation effective in the first place — gaps at the edges let heat escape exactly where you need it retained.

Is this worth using year-round?

Ideal for glamping site upgrades, home spa setups, or anyone running their hot tub through autumn and winter, this cover is aimed at owners who want their spa ready on their schedule, not the weather's. Leaving a hot tub uncovered between uses is one of the most common reasons running costs climb — this is a direct, low-effort fix.