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Are Polytunnels Warmer Than Greenhouses?

Are Polytunnels Warmer Than Greenhouses

Polytunnels are more efficient when it comes to retaining heat. However, there are some advantages to Lean-to greenhouses, too, like their lower cost and faster erecting time. Whether you should choose one over the other depends on your needs and budget.

Hothouses retain heat longer

Polytunnels retain more heat than hothouses because they are made of more durable materials. A typical polytunnel can be as hot as 110 degrees Fahrenheit when the outside temperature is 32 degrees. During the night, this temperature can rise to 85 F. This temperature is dangerous for some crops, especially tomatoes, as it can stop them from fruiting. However, it is possible to lower this temperature by using ventilation and watering regularly.

One of the major benefits of polytunnels is that they are able to grow crops even in winter, extending the growing season and delaying the onset of frost. Polytunnels are generally made of double layers of polythene that are reinforced with nylon mesh. This material is stronger and more resistant to moisture and cold than regular polythene. However, reinforced polythene polytunnels may be more expensive than regular ones. Furthermore, they are less light-efficient than regular polytunnels.

Polytunnels retain more heat

Polytunnels are insulated structures that can be used to grow crops even in winter. They are usually made of double layers of polythene reinforced with nylon mesh. This makes them more durable and insulated. However, you must pay attention to the size and the cost of a polytunnel.

Polytunnels have many advantages. They can protect your crops from intense heat, bright sunlight, wind, hailstones, and cold waves. They can also help you to extend your growing season, especially if you live in a region with low winter hardiness. Moreover, polytunnels allow you to grow a wider variety of plants than you can grow in a greenhouse.

Polytunnels can also help you save money on heating costs. You can use thermal mass, such as stone, brick or tile, to reduce the amount of heat you need to produce. This material will absorb heat during the day and release it slowly at night. You can also install water containers in your polytunnel for extra heat storage.

Lean-to greenhouses are cheaper

Polytunnels are a better choice for horticultural use than lean-to greenhouses, and they also look better. They can withstand harsh weather conditions and can be used all year round. They can be equipped with better ventilation systems and heating systems. However, polytunnels have the disadvantage that glass overhead is a safety hazard in a poorly constructed greenhouse.

If you have a sunny garden, a polytunnel is much warmer than a lean-to greenhouse. The lean-to greenhouse can be placed anywhere, but its largest side should be facing the south to receive maximum sunlight. Lean-to greenhouses don’t need glazing on the north side, so they can be placed next to a house, where it can provide additional insulation and warmth.

They are quicker to erect

Polytunnels are temporary structures made of plastic or metallic frames. They come in a variety of different shapes, allowing you to create different microclimates for the various types of plants you want to grow. These structures also provide protection from weather extremes, animals, and pests that can harm plants and crops. They are also much quicker to erect than greenhouses.

A polytunnel is faster to erect than a greenhouse because the construction process requires less ground preparation. The horizontal frame elements of a polytunnel are erected first, and the upper parts, including door frames, are erected after. It’s important to have a helper during this process because it can take a full day.

They are more affordable

There are several benefits to using a polytunnel. For one thing, they can be used to grow crops even during the winter. Many are insulated, which helps crops remain healthy and alive. They are usually made from double-layered polythene reinforced with nylon mesh. This makes them more insulating and resistant. However, reinforced polytunnels do not let much light through.

Another major benefit is that they are cheaper. A polytunnel is less expensive than a greenhouse. It is also more durable, as it’s made of strong materials. Unlike greenhouses, polytunnels don’t corrode or break easily. They can withstand harsh weather, unlike greenhouses, and replacement parts are usually inexpensive.