1/4" - 1/2" Insulated Copper Coil Line Set - 1/2" Black Insulation Taped Together - 50' Long Brown 4" X 14" Brass Victorian

4" X 14" Brass Victorian Floor Register Grille - Modern Contempo Decorative Grate - HVAC Vent Duct Cover - Brass Plated

Design – Removable face for cleaning and access to damper - wooden damper for airflow shutoff control

How to Measure Your Vent Hole Before Ordering a Grille

R value rating of insulation - R3

1/4" - 1/2" Insulated Copper Coil Line Set - 1/2" Black Insulation Taped Together - 50' Long Brown 4" X 14" Brass VictorianR value rating of insulation r3. 3 Insulation density is 30kgs cbm = 0. 035 w mk Works for every air conditioning & refrigeration application including ductless mini split, heat pump and centralized air ducted units. Pressure rating: 2300 to 6500 psi, much more than the required 700 psi for r410 Our coils have a very high PSI burst pressure. Whilst the maximum pressure for R410 is 700 PSI, our coils offer from 2300 to 6500 PSI See chart below: 1 4"