THE NRCA ROOFING MANUAL - 2021 SET ***CONTAIN: STEEP-SLOPE ROOF SYSTEMS-2021; METAL PANEL AND SPF ROOF SYSTEMS-2020; MEMBRANE ROOF SYSTEMS-2019; ARCHITECTURAL METAL FLASHING AND CONDENSATION AND AIR LEAKAGE CONTROL-2018***
THE NRCA ROOFING MANUAL - 2021 SET ***CONTAIN: STEEP-SLOPE ROOF SYSTEMS-2021; METAL PANEL AND SPF ROOF SYSTEMS-2020; MEMBRANE ROOF SYSTEMS-2019; ARCHITECTURAL METAL FLASHING AND CONDENSATION AND AIR LEAKAGE CONTROL-2018***
THE NRCA ROOFING MANUAL - 2021 SET ***CONTAIN: STEEP-SLOPE ROOF SYSTEMS-2021; METAL PANEL AND SPF ROOF SYSTEMS-2020; MEMBRANE ROOF SYSTEMS-2019; ARCHITECTURAL METAL FLASHING AND CONDENSATION AND AIR LEAKAGE CONTROL-2018***
THE NRCA ROOFING MANUAL - 2021 SET ***CONTAIN: STEEP-SLOPE ROOF SYSTEMS-2021; METAL PANEL AND SPF ROOF SYSTEMS-2020; MEMBRANE ROOF SYSTEMS-2019; ARCHITECTURAL METAL FLASHING AND CONDENSATION AND AIR LEAKAGE CONTROL-2018***
THE NRCA ROOFING MANUAL - 2021 SET ***CONTAIN: STEEP-SLOPE ROOF SYSTEMS-2021; METAL PANEL AND SPF ROOF SYSTEMS-2020; MEMBRANE ROOF SYSTEMS-2019; ARCHITECTURAL METAL FLASHING AND CONDENSATION AND AIR LEAKAGE CONTROL-2018***
THE NRCA ROOFING MANUAL - 2021 SET ***CONTAIN: STEEP-SLOPE ROOF SYSTEMS-2021; METAL PANEL AND SPF ROOF SYSTEMS-2020; MEMBRANE ROOF SYSTEMS-2019; ARCHITECTURAL METAL FLASHING AND CONDENSATION AND AIR LEAKAGE CONTROL-2018***
THE NRCA ROOFING MANUAL - 2021 SET ***CONTAIN: STEEP-SLOPE ROOF SYSTEMS-2021; METAL PANEL AND SPF ROOF SYSTEMS-2020; MEMBRANE ROOF SYSTEMS-2019; ARCHITECTURAL METAL FLASHING AND CONDENSATION AND AIR LEAKAGE CONTROL-2018***
THE NRCA ROOFING MANUAL - 2021 SET ***CONTAIN: STEEP-SLOPE ROOF SYSTEMS-2021; METAL PANEL AND SPF ROOF SYSTEMS-2020; MEMBRANE ROOF SYSTEMS-2019; ARCHITECTURAL METAL FLASHING AND CONDENSATION AND AIR LEAKAGE CONTROL-2018***
Information technology - Generic cabling for customer premises - Part 9905: Guidelines for the use of installed cabling to support 25GBASE-T application (Adopted ISO/IEC TR 11801-9905:2018, first edition, 2018-02)
Information technology - Generic cabling for customer premises - Part 9906: Balanced 1-pair cabling channels up to 600 MHz for single pair Ethernet (SPE) (Adopted ISO/IEC TR 11801-9906:2020, first edition, 2020-02)
Information technology - Generic cabling for customer premises - Part 9907: Specifications for direct attach cabling (Adopted ISO/IEC TR 11801-9907:2019, first edition, 2019-07)