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Retrofit Design and Technical Specification Services

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International

Response Deadline10/15/2026, 11:00:00 AM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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This subcontract for Retrofit Design and Technical Specification Services is issued by the Blackburn With Darwen Borough Council to support energy efficiency projects in Lancashire. The selected provider will be responsible for creating technical designs and specifications for retrofit measures, including insulation schemes and heating system upgrades such as heat pumps. These deliverables must be produced using CAD software and energy simulation tools to provide prime contractors with comprehensive technical design packages and detailed installation quotes. To qualify for this role, the provider must hold PAS 2035 Retrofit Coordinator or Designer certification. The opportunity was posted on September 14, 2026, with a response deadline of October 15, 2026. The contract falls under NAICS code 541330, focusing on engineering services to improve residential and commercial energy performance within the council's jurisdiction.

General Info

Blackburn Council seeks PAS 2035 certified providers for energy efficiency retrofit design services.

Agency

Blackburn With Darwen Borough CouncilView Agency

NAICS

541330 - Engineering ServicesView NAICS

Place of Performance

GBR

Set-Aside

NONE

Documents

This scope was carved out of 2026/S 000-087024.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Provision of a Cosy Homes in Lancashire (CHiL) Delivery Partner for Domestic Energy Initiatives 2026

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Timeline

PostedSep 14

subcontract

Response DeadlineOct 15

Submission deadline

Response Deadline

10/15/2026, 11:00:00 AM UTCin about 1 month

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Organization & Contact Information

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AgencyBlackburn With Darwen Borough Council

ContactsNo contacts available

OfficeN/A

Organization / Agency

Blackburn With Darwen Borough Council

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Office AddressN/A

ContactsNo contact information available

Full Description

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Supplies technical design and specifications for retrofit measures for prime contractors on Lancashire-based council energy efficiency projects. Designs insulation schemes and specifies heating system upgrades, including heat pumps, using CAD software and energy simulation tools. Requires PAS 2035 Retrofit Coordinator/Designer certification. Delivers technical design packages and detailed installation quotes.

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