Thermalfill Insulation

Thermalfill Insulation Specialists in cavity wall insulation, cavity wall extraction, and loft insulation across Northern Ireland.

Give us a call for a free cavity wall insulation survey
24/08/2026

Give us a call for a free cavity wall insulation survey

03/08/2026
LIMITED PART FUNDED GRANTS AVAILABLE Eligibility Criteria:Owner Occupier / LandlordsHousehold income above the Thermal C...
29/07/2026

LIMITED PART FUNDED GRANTS AVAILABLE

Eligibility Criteria:
Owner Occupier / Landlords
Household income above the Thermal Comfort thresholds.

Grant Available:
40% of Works Cost
Maximum Grant: £650 (fill) £1000 (extraction)

Get in touch today on 07701 253936

*Subject to NISEP eligibility and availability

Lovely new build home recently done, nestled in the Co Down countryside
23/07/2026

Lovely new build home recently done, nestled in the Co Down countryside

Not only does cavity wall insulation keep your home warm in Winter it also helps to keep cool in Summer Give us a call f...
23/06/2026

Not only does cavity wall insulation keep your home warm in Winter it also helps to keep cool in Summer

Give us a call for FREE survey
07701 253936 / 07423 469222

Address

Lisburn

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