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Manthorpe Building Products is an ambitious and dynamic company, from design through to manufacture and sales, and is proud of its investment in its manufacturing equipment and staff. The company strives to continually improve every aspect of its business, including a product portfolio with ongoing product development through an in-house research and development department. The Manthorpe range, manufactured in Derbyshire under the ISO 9001 Quality Assurance Scheme and the ISO 14001 Environment Scheme includes joist seals, cavity closers, cavity trays and lintel trays, loft-access doors, access panels, dry-verge systems, drainage channels, air bricks, underfloor vents, roof ventilation, pipe and cable ducts, and radiator pipe guides and seals. Manthorpe is currently one of the largest manufacturers of ventilation products in the UK. It operates out of a 165,000 ft² manufacturing unit that is based on a 16.5 acre site. Amongst the construction industry, Manthorpe has an outstanding reputation for quality, innovation and cost-effectiveness. The company is a major supplier to all leading builders’ merchants and specialist distributors, and its products are specified and used by builders nationwide.
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Product catalogue
From design through manufacture to sales Manthorpe Building Products is an ambitious and dynamic ...
 
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Product catalogue
Quality building solutions including loft access doors, access panels, through wall & underfl...
 
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Product catalogue
Quality plumbing solutions including radiator pipe guides and seals, access panels, appliance ven...
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4" Soil Pipe Seals
Soil pipe seal designed to seal the hole created around a 4” soil pipe when it penetrates a ceiling or suspended floor.
- R11 Above ground foul drainage systems
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Access Panels
Access panels for wall and ceiling mounted applications.
- K10 Gypsum board dry linings/ partitions/ ceilings
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Apex Cavity Trays
A range of polypropylene apex cavity trays with BBA Certification.
- F30 Accessories/ sundry items for brick/ block/ stone walling

Image gallery

  
10mm Eaves Vent Pack G1290
5 Inch Core Drill Ventilator G900
Abutment Flash Ventilator G1105
Access Panel GL100
Double Roman Tile Vent GTV-DR
Drop Down Loft Access Door GL250
 

Quality Assurance

Manthorpe Building Products Ltd is certified to the following Quality Assurance schemes/standards:
 
BS EN ISO 9001: 2008 – SGS
 
BS EN ISO 14001: 2004 – SGS
 
BBA Certificate 96/3226 – 96/3226 Thermal Cavity Closer
 
BRE Certificate: Airflow Test Report No. 240-795 – G900 Core Vent - BRE Airflow Test Report No. 240-795
 
BRE Certificate: Airtightness Test – GL270F & GL280F Fire Rated Access Hatches - BRE Airtightness Test Report 233-677
 
BRE Certificate: Airtightness Test Report 231-637 – GL250-03 Loft Access Hatch Range - BRE Airtightness Test Report 231-637
 
BRE Certificate: Airtightness Test Report 283-506 – GL250 Loft Access Hatch Range - BRE Airtightness Test Report 283-506
 
BRE Certificate: Load Testing Report 289 099 – Drainage Channels Load Testing - BRE Test Report 289 099
 
BRE Certificate: Wind Tunnel Test Report No. 224-493 – SmartVerge System - BRE Wind Tunnel Test Report No. 224-493
 
BRE Certificate: Wind Tunnel Test Report No. 237-548 – Linear Dry Verge System - BRE Wind Tunnel Test Report No. 237-548
 
BRE Certificate: Wind Tunnel Test Report No. 245-269 – Dry Ridge Systems - BRE Wind Tunnel Test Report No. 245-269
 
BRE Certificate: Wind Tunnel Test Report No. 267-473 – Large Format Tile Vents - BRE Wind Tunnel Test Report No. 267-473
 
BRE Certificate: Wind Tunnel Test Report No. 287-217 – Plain Tile Vent - BRE Wind Tunnel Test Report No. 287-217
 
BRE Certificate: Wind Tunnel Test Report No. 295-318 – Mini Castellated Tile Vent - BRE Wind Tunnel Test Report No. 295-318

Trade names

Alpha Vent II
Felt Lap Vent
Flash Vent
Peep Weep
SlotDrain
SmartDrain
SmartVerge

Contact details

Manthorpe House,
Brittain Drive,
Codnor Gate Business Park,
Ripley,
Derbyshire, DE5 3ND
Tel +44 (0)1773 514200
Fax +44 (0)1773 514261