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ISDE subsidy 2026: € 2,950 activeAvg. COP: 3.8623 installers verified445 top-rated (≥ 4.5 ★)Avg. rating: 4.7 / 5311 municipalities coveredPayback avg. 7.8 yrsCO₂ reduction 61%Peak power tariff: € 0.31/kWhISDE subsidy 2026: € 2,950 activeAvg. COP: 3.8623 installers verified445 top-rated (≥ 4.5 ★)Avg. rating: 4.7 / 5311 municipalities coveredPayback avg. 7.8 yrsCO₂ reduction 61%Peak power tariff: € 0.31/kWh
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Heat pump installer Delden: compare 1 company

1 installersOverijssel

Heat pump installer Delden

Delden — or more precisely, Stad Delden and Ambt Delden together — falls under the municipality of Hof van Twente. A characterful small town: the Twickel estate dominates the surrounding landscape, and the buildings along the Langestraat carry a distinct 19th-century charm. Installatiebedrijf Ten Dam is listed on warmtepompkiezen.nl with a 4.5 rating from an impressive 99 reviews.

Why a heat pump in Delden?

Hof van Twente is a sprawling rural municipality. Outside Delden's centre, detached homes and converted farmhouses are common — ideal for heat pumps thanks to available outdoor space and often pre-existing underfloor heating. Twickel leasehold properties are a special category: modifications to the exterior require permission from the Twickel Foundation.

The Twente climate matters. Inland location means colder winter nights than along the coast. A well-insulated home (label B or higher) can sustain an air-to-water heat pump with a COP above 2 even at -7 °C. With moderate insulation, hybrid is the pragmatic route.

Installers in Delden

Installatiebedrijf Ten Dam has a strong track record: 99 reviews and a 4.5 average. That gives a reliable picture. For a broader comparison, consider installers from Hengelo, Goor or Borne as well.

Cost overview: €6,500-€11,500 for air-to-water, €3,500-€6,000 for hybrid. ISDE subsidy ranges from €1,750 to €4,575 — always apply before signing the contract. More details in our heat pump cost guide.

Installers in Delden

Nearby municipalities in Overijssel

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Read before you choose

Practical guides on heat pumps — costs, subsidies, and how to pick an installer.

Frequently asked questions about heat pumps in Delden

What does a heat pump cost in Delden?

Expect €6,500-€11,500 all-in for an air-to-water heat pump. Hybrid systems cost €3,500-€6,000. ISDE subsidy (€1,750-€4,575) brings down your net investment.

Can I install a heat pump on a Twickel leasehold property?

Technically yes, but you need permission from the Twickel Foundation for any exterior modifications. Contact the foundation before the quotation stage regarding outdoor unit placement.

How does Installatiebedrijf Ten Dam rate?

Ten Dam holds a 4.5-star rating based on 99 Google reviews. That is one of the larger review counts in Twente and provides a representative view of customer satisfaction.