| 01250 872 261 Technology You Can Rely On From A Brand You Can Trust Provoid Provoid Gas Venting System consists of a 25mm geo - composite 'void former' that can be laid under the entire floor slab or, in strips at pre-determined centres, to suit the gas regime on site. Provoid 25 has been extensively tested as part of the DETR 'Partners in Technology' Report. When installed with the Provoid range of air inlets and outlets (please contact us for site - specific details), it can dilute harmful gases down to the required design concentrations for your site. Only 25mm thick which results in less contaminated spoil to be removed compared to a 'pipe and gravel' venting layer Flexible and easy to lay Large rolls available for reduced installation times Full range of ancillary products to ensure that the required 'air changes per hour' are achieved Compatible with the Protech GM range of Gas Membranes Provoid Gas Venting System Help & Services Free Sample & Brochure Pack Brochures Datasheets Installation Guides BIM Objects CAD Details Support at every stage - from site investigation to validation 1 Site Investigation Site Investigation Reports including Gas Monitoring Results. We can review these reports and advise routes for compliance. 2 System Design Full Ground Gas Protection System Design available. CIRIA, NHBC & Building Regulations compliant. 3 Specification Ease of specification with full NBS Plus specifications available for every product. Wide library of standard details with site specific details on request. 4 Installation We are linked to Specialist Installers who are qualified to NVQ Level 2 in Gas Membrane Installation as recommended in CIRIA C735. 5 Validation We have close links with independent 3rd party validation professionals, ensuring your project complies with the relevant building regulations. Our new Ground Gas Protection Accessories Brochure is now available. Download it for complete information on our range of Protech and Provoid Ground Gas accessories. View Brochures Check our Building on Contaminated Land: VOC Barrier Membranes Webinar Page. Here you will find video replay, downloadable video, transcript & downloadable PDF transcript of our Webinar, hosted by our Managing Director, Keira Proctor. View Webinar Related Products Protech VOC Flex High performance 6 layer flexible proprietary reinforced VOC barrier, suitable for use on brownfield sites that require protection from dangerous contaminants such as hydrocarbons. More Info Protech GM Super Reinforced LDPE gas barrier incorporating aluminium foil. Protects against the ingress of Methane, Carbon Dioxide and Radon. More Info Protech GM PP Protech GM PP is a loose laid geo membrane mainly used as a waterproofing liner for attenuation tanks, balancing ponds, lagoons and reed beds. More Info Recent News A. Proctor Group launches RIBA approved CPD seminars The A. Proctor Group, synonymous with technically advanced thermal, acoustic and membrane solutions for the construction industry, is introducing a series of technical and educational RIBA Approved CPD seminars for architects, specifiers and contractors. The first CPD approved by RIBA is “Air Leakage and Fire Performance in Façade Systems.” Continue Reading A. Proctor Group expands fire-rated systems offering A new tape for use with fire-rated internal vapour control layers is now available from the A. Proctor Group. Procheck® FR Tape, a B-s2,d0 aluminium-faced, air and vapour tight product, is designed to be used with Procheck A2 and Procheck FR200 vapour control layers (VCLs) which are part of the fire-rated system solutions available from the A. Proctor Group. Continue Reading New ‘Protech Radon 400’ Gas Membrane Added to Product Portfolio A. Proctor Group Ltd. have unveiled their latest ground gas protection membrane: Protech Radon 400. This membrane is reinforced to resist stretching and elongation and can be used with both solid and suspended ground floor applications. Continue Reading Latest News A. Proctor Group launches RIBA approved CPD seminars A. Proctor Group expands fire-rated systems offering New ‘Protech Radon 400’ Gas Membrane Added to Product Portfolio New Business Development Manager High Rise/Façades and Modular Offsite division. A. Proctor Group win for a second year at Construction Marketing Awards Contact Us 8:30am - 5pm, Mon - Fri 01250 872 261 01250 872 727 A. Proctor Group Ltd., The Haugh, Blairgowrie, PH10 7ER Testimonials As a roofing contractor specialising in the larger, more prestigious, type of project, we prefer to use only the highest quality products. Therefore we use Proctor Roofshield wherever possible; we have been using it for over 15 years, together with their condensation risk analyses and U-value calculations.Mike Camilleri - Camilleri Roofing About Us Sitemap Contact Us Disclaimer Best practice approach - intelligent vapour control layers Copyright © 2021 A. Proctor Group Ltd. All rights reserved.